| Trademark | Trademark Holder |
|---|
| C-Chip | INCYTO |
| C-Flex | Concept Polymer |
| C-Chip | INCYTO |
| C-Flex | Concept Polymer |
| C-Tubes | Wheaton Inc. |
| C. DIFF CHEK | Wampole Laboratories |
| C/N Screen | Thermo Fisher Scientific |
| CA 15-3 | Centocor Products |
| CA 19-9 | Centocor Products |
| CA 72-4 | Centocor Products |
| CA-125 | Centocor Products |
| Cable-Free | Thermo Fisher Scientific |
| Cabot | Cabot Corp. |
| CAD | Thermo Fisher Scientific |
| Cadence Science | Cadence, Inc. |
| Caframo | Caframo Ltd. |
| CAHN | Thermo Fisher Scientific |
| Cair | Abbott Labs |
| CairnsHELMETS | MSA |
| Cajon | Swagelok Co. |
| Cal Stat | Steris Corp. |
| Cal-Chex | Streck Laboratories |
| Cal-Ex | Fisher Scientific |
| CAL•VER | Thermo Fisher Scientific |
| Calagel | Tec Laboratories |
| Calc-U-Store | Learning Resources, Inc. |
| Calc-U-Tote | Learning Resources, Inc. |
| Calc-U-Vue | Learning Resources, Inc. |
| CalCord | Glas-Col Apparatus Co. |
| Calculator Connections | Learning Resources, Inc. |
| Calculator-Based Laboratory | Texas Instruments |
| CalDose | Thermo Fisher Scientific |
| Calgiswab | Hardwood Products |
| Calgon | Calgon Corporation |
| Caliber | Hoefer, Inc. |
| Calibra | Wheaton Inc. |
| Calibra | Socorex |
| CalibrationWizard | Sonnetch Ltd. |
| Calibrex | Socorex |
| Callaway | Callaway Golf Company |
| Calpain-Glo | Promega Corp. |
| Calypso | Charybdis Technologies |
| Cambrelle | E.I. duPont de Nemours |
| Cambrelle | Camtrex Fabrics, Limited |
| Cambridge SoundWorks | Cambridge SoundWorks Inc. |
| Camco | Cambridge Diagnostic Products, Inc. |
| Camedia | Olympus America Inc. |
| CamelBak | CamelBak Products |
| CAMEO | National Oceanic and Atmospheric Administration |
| Cameo | GE Osmonics |
| CamLok | TVI Corporation |
| Camo Plugs | Moldex-Metric, Inc. |
| cAMP-Glo | Promega Corp. |
| Campy Pouch | BD (Becton, Dickinson and Company) |
| CampyGen | Oxoid Inc. |
| Campylobacter | Oxoid Inc. |
| CampyPak | BD (Becton, Dickinson and Company) |
| CampyPak Plus | BD (Becton, Dickinson and Company) |
| Campyslide | BD (Becton, Dickinson and Company) |
| CandidaTube | Thermo Fisher Scientific |
| Canine Genotypes | Thermo Fisher Scientific |
| Canners and Handlers | Ansell |
| Cannon | Canon |
| Cannonball | Best Mfg. |
| Canon | Canon |
| CAP (Constant Airflow Profile) | Labconco |
| Capcell Pak | Shiseido Co., Ltd. |
| Capcell PAK C18AQ | Shiseido Co., Ltd. |
| CAPIJECT | Terumo Corporation |
| Capillary GuardGold | Thermo Fisher Scientific |
| Capinsert | Simport Plastics |
| CapLC | Waters Corporation |
| CapMate | American Allsafe Co. |
| Capsuhelic | Dwyer Instruments, Inc. |
| Captain | LOMO Corp. |
| Captiva | Varian, Inc. |
| Captor | Bel-Art Products |
| Capture-Tec | Invitrogen |
| CapturePro | Pegasus Imaging Corp |
| Carb-X | Rubbermaid |
| Carbamide | The Chemical Company |
| Carbitol | Union Carbide |
| CarboBIND | Corning |
| CarboLink | Thermo Fisher Scientific |
| Carboloy | Carboloy, Inc. |
| Carbolpol | B.F. Goodrich |
| Carbon Shield | PGI, Inc. |
| Carbon-Cap | Whatman Inc. |
| CarbonX | Chapman Thermal Products |
| CarboPac | Thermo Fisher Scientific |
| Carbowax | Union Carbide |
| CarboxyLink | Thermo Fisher Scientific |
| Carbtex | Bacou-Dalloz |
| Cardiac Science | Cardiac Science Corp. |
| Cardinal Health | Cardinal Health |
| CardioChek | Polymer Technology Systems, Inc. |
| CardioImmune | Medical Analysis Systems |
| CardioisoZyme | Medical Analysis Systems |
| CardioProfilER | Biosite Diagnostics, Inc. |
| CardioTech International | CardioTech International |
| CARDS | Quidel Corp. |
| CARE | CARE |
| Carelet | Gainor Medical |
| CarePac | Mettler Toledo |
| Carl Zeiss | Carl Zeiss |
| Carle | Chandler Engineering Co., LLC |
| Carolina | Carolina Biological Supply Company |
| CART | Wheaton Inc. |
| CART2 | Wheaton Inc. |
| Carter | Thermo Fisher Scientific |
| Cartlet | Fisher Scientific |
| Cary | Varian, Inc. |
| CAS Registry Number | American Chemical Society |
| Cascade Blue | Molecular Probes Inc. (Life Technologies Corp.) |
| CASCO | Thermo Fisher Scientific |
| Casi-Rusco | GE Interlogix, Inc. |
| Casio | Casio Computer Co. |
| CaspACE | Promega Corp. |
| Caspase-Glo | Promega Corp. |
| Cassette | Thermo Fisher Scientific |
| Cassiopeia | Casio Computer Co. |
| Castaloy | Fisher Scientific |
| Cat-A-Phase | Thermo Fisher Scientific |
| Catch and Release | Millipore Corp. |
| Cathra | Oxoid Inc. |
| Cation Atlas | Thermo Fisher Scientific |
| Cation MicroMembrane Suppressor | Thermo Fisher Scientific |
| Cation Self-Regenerating Suppressor | Thermo Fisher Scientific |
| Cavalier | Best Mfg. |
| Cavicide | Metrex Research Corp. |
| Cavro | Cavro Scientific Instruments, Inc. |
| CB Omni | Thermo Fisher Scientific |
| CB Omni Flex | Thermo Fisher Scientific |
| CBL | Texas Instruments |
| CBR | Texas Instruments |
| CC100 | Cardinal Health Corp |
| CC2 | Thermo Fisher Scientific |
| CCES | Thermo Fisher Scientific |
| CCP | Millipore Corp. |
| CCS | Thermo Fisher Scientific |
| CD Builder | AppletWare Inc. |
| CD-Chex | Streck Laboratories |
| CDI | Eye Safety Systems |
| cDNA Cycle | Invitrogen |
| CDP-Star | Tropix, Inc. |
| CDT | BD (Becton, Dickinson and Company) |
| CE System | Microflex Corporation |
| CE4 System | Microflex Corporation |
| Cease-Fire | Justrite Mfg. Co. |
| Cederroth | Cederroth |
| CEDIA | Roche Diagnostics |
| Cefinase | BD (Becton, Dickinson and Company) |
| Celatom | EaglePicher Technologies |
| Celcon | Celanese Group |
| Celeron | Intel Corp. |
| Celestron | Celestron International Corp. |
| Celite | Manville Corporation |
| Cell Boost 3 | Thermo Fisher Scientific |
| Cell Factory | Thermo Fisher Scientific |
| Cell ID | Promega Corp. |
| Cell Logic+ | Labconco |
| Cell Optimizer System | Wheaton Inc. |
| Cell Spinbar | Bel-Art Products |
| Cell-Chex | Streck Laboratories |
| CELL-DYN | Abbott Labs |
| Cell-Fixx | Thermo Fisher Scientific |
| Cell-Safe | ISC, Inc. |
| Cell-Tak | Corning Life Sciences |
| CELL-VU | Millennium Sciences Inc. |
| CellBIND | Corning |
| CellECT | CellECT Bio, Inc. |
| CellEnvironments | BD (Becton, Dickinson and Company) |
| Cellform | MP Biomedical |
| CellFree | Thermo Fisher Scientific |
| CELLFREE | T Cell Diagnostics, Inc. |
| cellgro | Mediatech, Inc. |
| cellgro FREE | Mediatech, Inc. |
| CELLine | Integra Biosciences |
| CellInsight | Thermo Fisher Scientific |
| CelljecT | Thermo Fisher Scientific |
| Cellmatics | Difco Laboratories |
| Cellmax | Spectrum Laboratories |
| Cello-Grease | Fisher Scientific |
| Cello-Seal | Fisher Scientific |
| CELLocate | Eppendorf AG |
| Cellosolve | Union Carbide |
| CellOx | WTW Measurement Systems |
| CellProbe | Beckman Coulter |
| CELLPURE | Fisher Scientific |
| CellScreen | Innovatis GmbH Corp. |
| CellSheet | Texas Instruments |
| CellSTACK | Corning |
| Cellstripper | Mediatech, Inc. |
| CellTiter 96 | Promega Corp. |
| CellTiter-Blue | Promega Corp. |
| CellTiter-Fluor | Promega Corp. |
| CellTiter-Glo | Promega Corp. |
| CelluACE | Promega Corp. |
| Cellvation | MP Biomedicals |
| CellXVivo | R&D Systems |
| Celsis | Celsis International |
| Celstir | Wheaton Inc. |
| Cemotec | Foss A/S |
| Cen-Slide | Davstar Industries |
| Cent-O-Gram | Ohaus Corp. |
| Centaurus | Thermo Fisher Scientific |
| Centipede | Thermo Fisher Scientific |
| Centocor | Centocor Products |
| Centra | Thermo Fisher Scientific |
| Centrac | Thermo Fisher Scientific |
| Centrex | Whatman International, Ltd. |
| Centricon | Millipore Corp. |
| Centrific | Fisher Scientific |
| Centrifichem | Union Carbide |
| Centriflo | Millipore Corp. |
| Centrifree | Millipore Corp. |
| Centrilutor | Millipore Corp. |
| Centriplus | Millipore Corp. |
| Centriprep | Millipore Corp. |
| Centrisart | Sartorius |
| CentriStar | Corning |
| CentriVap | Labconco |
| CentriZap | Labconco |
| Centronics | Genicom Corp. |
| Centura | Justrite Mfg. Co. |
| Centura | Applied Materials, Inc. |
| Centurion | ForceOne |
| Centurion | AOSafety |
| CEP | Abbott Labs |
| Cepheid | Cepheid Corporation |
| CeramTek | Secure Medical, Inc. |
| CERTI-CAL | Thermo Fisher Scientific |
| Certified | AlphaProTech |
| Certified | I-Chem |
| Certomat | Sartorius |
| CERTOMAT | Sartorius |
| Cervex-Brush | Rovers Medical Devices |
| CES | Thermo Fisher Scientific |
| CFLP | Third Wave Technologies, Inc. |
| CFR-1 | North Safety Products |
| CFUrine Kit | Thermo Fisher Scientific |
| CGT-1 | Micronova Manufacturing |
| Challenge | Medical Analysis Systems |
| Chamber Brite | Tuttnauer USA |
| Chamber Slide | Thermo Fisher Scientific |
| ChamberGard | Millipore Corp. |
| Chameleon | Owl Separation Systems |
| Chameleon Cooler | Chameleon Cooler Products |
| Champ | Ohaus Corp. |
| Checker | Hanna Instruments |
| CheckIT | LogIT |
| CheckMate | Promega Corp. |
| Checktemp | Hanna Instruments |
| ChekMite | Corning |
| Chekstix | Bayer Corp. |
| Chem Master | Best Mfg. |
| Chem-Cap | Chemglass |
| Chem-Chex | Streck Laboratories |
| Chem-Stir | Chemglass |
| Chem-Tape | Kappler USA |
| Chem-Tech | Chem-Tech Consultants, Inc. |
| Chemagic | Chemagen AG |
| ChemAlert | Fisher Scientific |
| ChemCor | Justrite Mfg. Co. |
| Chemdraw | CambridgeSoft |
| CHEMetrics | CHEMetrics Inc. |
| Chemetron | Chemetron Fire Systems |
| Chemetron Fire Systems | Chemetron Fire Systems |
| Chemets | CHEMetrics Inc. |
| ChemExpress | Fisher Scientific |
| ChemFinder | CambridgeSoft |
| ChemFinder WebServer | CambridgeSoft |
| Chemfluor | Saint-Gobain Performance Plastics |
| Chemgard | Millipore Corp. |
| Chemgard | MSA |
| Chemglass | Chemglass |
| Chemi-Pro | Ansell |
| Chemi-Scraper | Fisher Scientific |
| Chemicon | Chemicon International, Inc. |
| ChemiGlow | Alpha Innotech Corporation |
| ChemiImager | Alpha Innotech Corporation |
| Chemilucent | Millipore Corporation |
| ChemInfo | CambridgeSoft |
| Chemitest | Thermo Fisher Scientific |
| Chemizorb | The Merck Group |
| ChemLab | Monogram Models, Inc. |
| Chemline | Chemline Plastics Limited |
| Chemo Bio-Wipe Bag | DT Labs/Bio-Protective Products, Inc |
| ChemOffice | CambridgeSoft |
| ChemoSafety | Covidien (Kendall Healthcare) |
| Chempath | Questel Orbit |
| Chemplates | Lab-Aids, Inc. |
| ChemPly | MAPA Pioneer Corporation |
| Chemraz | Greene, Tweed &Co. |
| ChemSaver | Brinkmann Instruments |
| ChemSlime | Monogram Models, Inc. |
| Chemsoft CE | North Safety Products |
| Chemstar | Welch Vacuum |
| Chemstat | Chemax, Inc. |
| ChemStation | Agilent Technologies, Inc. |
| Chemstrip | Roche Diagnostics |
| Chemstripbg | Boehringer Mannheim |
| Chemsurf | Wilsonart International |
| ChemSW | ChemSW, Inc. |
| ChemTek | Ansell |
| Chemtex | Onguard |
| ChemthreeD | CambridgeSoft |
| ChemTrace | Fisher Scientific |
| chemTRAK | Thermo Fisher Scientific |
| Chemulation | Interactive Science |
| Chemware | Saint-Gobain Performance Plastics |
| ChemZoil | Mapa Pioneer |
| Chevrolet | General Motors Corp. |
| Chevron Plus | Tingley Rubber Corporation |
| Chex-All | Propper Manufacturing |
| Chick-Hut | T&S Educational Inc |
| Chief | Elkhart Brass |
| Chill-Its | Ergodyne Corporation |
| Chime | MDL Information Systems |
| Chinon | Toyobo Co., LTD. |
| ChipReader | Virtek Vision Corp. |
| ChipShot | Promega Corp. |
| Chipstrate | Thermo Fisher Scientific |
| Chirasil-Val | Alltech Associates |
| ChiroTech | ChiroTech Technology Ltd. |
| Chlamydiapak | Medical Packaging Corp. |
| ChloraPrep | Medi-Flex Hospital Products, Inc. |
| Chloroflex | Best Mfg. |
| Chloromycetin | Warner-Lambert Co. |
| CHO-1 | BioWhittaker Molecular Applications |
| ChoiceCoat | Thermo Fisher Scientific |
| CholeSite | Stanbio/GDS Technology |
| Cholestech GDX | Cholestech Corporation |
| Cholestech LDX | Cholestech Corporation |
| Chore | The Original Muck Boot Company |
| Chrom-Card | Thermo Fisher Scientific |
| Chrom-Quest | Thermo Fisher Scientific |
| Chroma-Glo | Promega Corp. |
| Chroma-Luc | Promega Corp. |
| Chromachem | Thermo Fisher Scientific |
| Chromafix | Macherey-Nagel |
| Chromaflex | Kimble Kontes |
| CHROMagar | Alain Rambach |
| ChromAir | K & M Environmental |
| Chromato-Cabinet | Ultra Violet Products Inc. |
| Chromato-Vue | Ultra Violet Products Inc. |
| Chromatotank | General Glassblowing Co. |
| ChromaVer | Hach Co. |
| Chromaview | Richard-Allan Scientific Co. |
| Chrome | Google Inc. |
| Chromel | Hoskins Manufacturing |
| Chromeleon | Thermo Fisher Scientific |
| Chromerge | Bel-Art Products |
| ChromoMax | Fisher BioReagents |
| Chromosorb | Johns-Manville Corp. |
| ChromoSphere | Thermo Fisher Scientific |
| Chrompack | Chrompack, Inc. |
| ChromSword | Dr. Sergey Galushko Software Entwicklung |
| Chromware | Lab Glass |
| ChronTrol | Lindburg Enterprises |
| Chums | Chums Limited |
| Cibacron | Ciba Specialty Chemicals |
| Cide-Swipes | Lab Products, Inc. |
| CiDecon | Decon Laboratories |
| CiDehol | Decon Laboratories |
| Cidex | Johnson & Johnson |
| Cidex Formula 7 | Johnson & Johnson |
| CIDTec | Thermo Fisher Scientific |
| Cimarec | Thermo Fisher Scientific |
| Ciphergen | Ciphergen Biosystems, Inc. |
| Circle Cell | Thermo Fisher Scientific |
| CIS Chemical Inventory System | ChemSW, Inc. |
| CISA | Thermo Fisher Scientific |
| CISPro | ChemSW, Inc. |
| Cit/Rham | Thermo Fisher Scientific |
| Citadel | Thermo Fisher Scientific |
| Citrad | Decon Laboratories |
| Citrajet | Alconox |
| Citranox | Alconox |
| CitriSolv | Decon Laboratories |
| Civic | Honda Motor Co., Ltd. |
| CL-X Posure | Thermo Fisher Scientific |
| CL-XPosure | Thermo Fisher Scientific |
| CLAMP DESIGN | Millipore Corp. |
| Clarifier | Thermo Fisher Scientific |
| Clarino | Kuraray Co., Ltd. |
| Claritas PPT | SPEX CertiPrep |
| Clarity | Howard Leight |
| Clarity | Agilent |
| Clarity | Thermo Fisher Scientific |
| Clarus | Perkin Elmer, Inc. |
| CLASS-VP | Shimadzu |
| Classic | PGI, Inc. |
| Classic | Aearo Technologies |
| Classic | Uvex Safety |
| Classics | MAPA Pioneer Corporation |
| ClassMate | Labconco |
| Classroom of the Future | NASA |
| Clavies | Bel-Art Products |
| Clay Adams | BD (Becton, Dickinson and Company) |
| Clean-Class | CT International |
| CleaN-DEX | Best Mfg. |
| Clean-Gear II | Georgia Steel and Chemical |
| Clean-Sweep | Labconco |
| Clean-Trace | Biotrace Ltd. |
| Clean-Walk | 3M |
| Cleanaprep | MP Biomedicals |
| CleanCotton | Texwipe |
| CleanFoam | Texwipe |
| CleanGel | GE Healthcare |
| Cleangrip | North Safety Products |
| CleanGuard | Ansul, Inc. |
| Cleanlet | Gainor Medical |
| CleanLiNE | PortaFab |
| CleanNet | W. L. Gore and Associates |
| CleaNotes | Berkshire Corp. |
| CleanPak | Texwipe |
| CleanPak | Wheaton Inc. |
| Cleanroomscrubbers | Coventry |
| CleanSheets | Thermo Fisher Scientific |
| CleanStep | ITW ALMA |
| CleanStride | ITW ALMA |
| CleanTeam | Protective Industrial Products |
| CleanTips | Texwipe |
| Cleanware | Bel-Art Products |
| CleanWIPE | Foamex Asia Co., Ltd. |
| Clear | GFS Chemicals |
| Clear | Uvex Safety |
| Clear Seal | Wheaton Inc. |
| Clear-Rite | Thermo Fisher Scientific |
| Clear-Spin | Seward Medical |
| Clearboys | Thermo Fisher Scientific |
| ClearCommand | MSA |
| ClearCRIT | Separation Technology, Inc. |
| ClearImage | Precision Dynamics Corporation |
| ClearPro | The Specialty Packaging Group |
| ClearSeal | Wheaton Inc. |
| Clearview | Alere |
| Clearview | AccTech |
| ClearVue | Thermo Fisher Scientific |
| Cleavase | Third Wave Technologies, Inc. |
| Clemens Industries | Clemens Industries |
| Clever Catch | Hubbard Scientific |
| Clever Clock | Learning Resources, Inc. |
| Click-it | Molecular Probes Inc. (Life Technologies Corp.) |
| Click-to-Fit | H.L. Bouton |
| ClickClamps | Millipore Corp. |
| ClickSeal | Thermo Fisher Scientific |
| Cliniplate | Thermo Fisher Scientific |
| CliniShield | Stockhausen GmbH & Co. |
| Clinistix | Bayer Corp. |
| Clinitek | Siemens Healthcare Diagnostics |
| Clinitek Atlas | Bayer Corp. |
| Clinitek Status | Siemens Healthcare Diagnostics |
| CLINITEST | Bayer Corp. |
| Clinitrol | Advanced Instruments, Inc. |
| ClinkerQuant | Thermo Fisher Scientific |
| ClinSpec | Thermo Fisher Scientific |
| Clip-It Timer | Control Co. |
| ClipArt | CambridgeSoft |
| ClipperMop | ITW Texwipe |
| CLIPR | Molecular Devices Corp. |
| ClonCapture | Clontech Laboratories, Inc. |
| Clone Z | USA Scientific, Inc. |
| CloneJet | Thermo Fisher Scientific |
| CloneSaver | Whatman Inc. |
| Clontech | Clontech Laboratories, Inc. |
| Clorox | The Clorox Company |
| CLV-100 | Oak Technical Inc. |
| cMaster | Eppendorf AG |
| CMD | Thermo Fisher Scientific |
| CMMS | Thermo Fisher Scientific |
| CMS | Draegerwerk AG |
| CMT | Corning |
| CMT-GAPS | Corning |
| CMVscan | BD (Becton, Dickinson and Company) |
| CNET-1500 | Thermo Fisher Scientific |
| Co-Flex | Andover Coated Products |
| CO2Gen | Oxoid Inc. |
| Coach | Johnson & Johnson |
| Coag-a-mate | Organon Teknika B.V. |
| CoagSpin | StatSpin Technologies, Inc. |
| CoaguChek | Roche Diagnostics |
| Coagulyzer | Sherwood Medical |
| Coaxial | Genetronics, Inc. |
| Coban | 3M |
| Cobas | Roche |
| COBAS AMPLICOR | Roche Diagnostics |
| COBAS BIO | Roche Diagnostics |
| COBAS FARA | Roche Diagnostics |
| COBAS INTEGRA | Roche Diagnostics |
| COBAS MIRA | Roche Diagnostics |
| CoBRA | Defense Group Inc. |
| Cobra | MAPA Pioneer Corporation |
| Code Summary | Physio-Control Corporation |
| Code20 | New England Biolabs |
| CodeBreaker | Promega Corp. |
| Codeon | Bio Tek Solutions, Inc. |
| CodeSoft | CodeSoft International, Inc. |
| codestat | Physio-Control Corporation |
| Col-Erase | Sanford Corp. |
| Cold Comfort | 3M |
| Cold Stop | Eppendorf AG |
| Cold-A-Rest | North Safety Products |
| Cole-Parmer | Cole-Parmer Instrument Co. |
| Coleco | Coleco Industries |
| ColecoVision | Coleco Industries |
| Coleman | The Coleman Co. |
| Coli-Count | Millipore Corp. |
| Coli-Firm | Millipore Corp. |
| Colilert | Idexx Laboratories, Inc. |
| ColiSure | Millipore Corp. |
| Colitag | CPI International |
| Collaborative | BD (Becton, Dickinson and Company) |
| Collect-tainer | Maxxim Medical |
| Collection | Crews, Inc. |
| Collection Protection | LifeSecure Emergency Solutions |
| Collector | Thermo Fisher Scientific |
| Collector | Bel-Art Products |
| College | Mettler Toledo |
| Collegiate | Brinkmann Instruments |
| ColoCARE | Helena Laboratories Corp. |
| Color Slide | Thermo Fisher Scientific |
| Color Touch | Microflex Medical |
| Color-Trak | Meridian Diagnostics |
| Colorband | National Scientific Co. |
| ColorCard | Wampole Laboratories |
| ColorCoded | American Hospital Supply Corporation |
| Colorex | Alain Rambach |
| ColorFlex | Oberon |
| ColorFrost | Thermo Fisher Scientific |
| Colormark | Thermo Fisher Scientific |
| ColorMeRanger | Thermo Fisher Scientific |
| ColorPAC | BD (Becton, Dickinson and Company) |
| colorpHast | The Merck Group |
| ColorSeal | Thermo Fisher Scientific |
| ColorShot | Polaroid |
| ColorSmart | Labconco |
| Colorspot | Thermo Fisher Scientific |
| Colorware | Kimble Kontes |
| ColoScreen | Helena Laboratories Corp. |
| Columbia Sportswear Company | Columbia Sportswear Company |
| Com-fit AB | North Safety Products |
| Combi-Box | Fisher Scientific |
| Combi-Pal | CTC/Leap Technologies |
| Combi-Rack | Simport Plastics |
| Combiplate | Thermo Fisher Scientific |
| Combisart | Sartorius |
| CombiScreen | YMC, Co. Ltd. |
| Combistix | Bayer Corp. |
| Combitips | Eppendorf AG |
| Combitips Advanced | Eppendorf AG |
| Combitips Plus | Eppendorf AG |
| Combitube | Eppendorf AG |
| Comfo | MSA |
| Comfo Classic | MSA |
| Comfo Elite | MSA |
| Comfo-Cap | MSA |
| Comfort | Bilsom |
| Comfort | Cardinal Health |
| Comfort Curve | Roche Diagnostics |
| Comfort Deck | Tennessee Mat Company, Inc. |
| Comfort Grip | Microflex Corporation |
| Comfort Pro | WearWell |
| Comfort Seal | Trudell Medical International |
| Comfort-Brite | Tingley Rubber Corporation |
| Comfort-Coated | American Safety Razor Co. |
| Comfort2Go | WearWell |
| Comfortcurve | QRP, Inc. |
| ComforTech | AlphaProTech |
| ComfortMask | Texwipe |
| Comfortouch | Bulwark |
| CommandAir | E.D. Bullard |
| Commander | E. I. DuPont de Nemours Co. |
| Commander | Mar Mac |
| Commassie Plus | Thermo Fisher Scientific |
| COMP-U-DIFF | Modulus Data Systems |
| Compac | Fisher Scientific |
| Compact | Ohaus Corp. |
| Compact Air | North Safety Products |
| CompactDigital | Caframo Ltd. |
| CompactFlash | SanDisk Corporation |
| Companion | TSI Incorporated |
| Compaq | Compaq Computer Corporation |
| Compass | Applied Materials, Inc. |
| Compat-Able | Thermo Fisher Scientific |
| Complate | Lab-Tek Plastics Co. |
| COMPLETE | Roche Diagnostics |
| Compuflow | Alnor Instrument Co. |
| Compulab | Thermo Fisher Scientific |
| CompX | CompX Security Products |
| Con-Space | Con-Space Communications |
| CON-Trate | Meridian Bioscience |
| Con-Trol | Precision Systems |
| Conbase | Earmark Inc. |
| Concept | Thermo Fisher Scientific |
| Concert | Life Technologies, Inc. |
| Concertainer | Thermo Fisher Scientific |
| Concise | Pacific Biotech, Inc. |
| Conciseplus | Pacific Biotech, Inc. |
| Confidence Plus | MSA |
| Confidence Solution | YSI Inc. |
| ConFlat | Varian, Inc. |
| Conflikt | Decon Laboratories |
| ConFlo IV | Thermo Fisher Scientific |
| Conform | Aearo Technologies |
| Conform | Ansell |
| Conkit | Earmark Inc. |
| Connectables | Carson Optical |
| Connex | Agilent Technologies, Inc. |
| Consort | BD (Becton, Dickinson and Company) |
| Constix | Contec Inc. |
| Consul-Mount | Thermo Fisher Scientific |
| Contain-Air | Labconco |
| Contec | Contec Inc. |
| Contec, Inc. | Kappa |
| Contemporary | H.L. Bouton |
| Continuum | Thermo Fisher Scientific |
| CONTOUR | Bayer HealthCare |
| Contrad | Decon Laboratories |
| Contrast | Genzyme Corporation |
| Contrex | Decon Laboratories |
| Control | Wheaton Inc. |
| Control Tower | Wheaton Inc. |
| ControlMate | Thermo Fisher Scientific |
| Convac | FSI International, Inc. |
| Converse All Star | Converse, Inc. |
| Cool Blue Ones | American Allsafe Co. |
| Cool Flow | 3M |
| Cool Pak | Fisher Scientific |
| Cool Stir | Bel-Art Products |
| Cool-Box | Air Systems International |
| Cool-Guard | E.I. duPont de Nemours |
| Cool-Touch | UVP |
| CoolBigPrep | MP Biomedicals |
| CoolIt | Control Co. |
| Coollab | Thermo Fisher Scientific |
| CoolMax | E.I. duPont de Nemours |
| coolspec | Bacou-Dalloz |
| CoolZone | Labconco |
| Coomassie | Dystar Textilfarben GmbH and Co. |
| Coomassie Plus | Thermo Fisher Scientific |
| Coors | Adolph Coors Company |
| CoorsTek | CoorsTek, Inc. |
| Copabanana | Alpha Shirt Co., Inc. |
| Copeland | Copeland Corporation |
| COPOLM | Minuteman International |
| Cordonator | Eagle Manufacturing |
| Cordura | E.I. duPont de Nemours |
| Core Performance Work Wear | Ergodyne Corporation |
| CoreHTS | PanVera Corp. |
| Corex | Corning |
| Corning | Corning |
| Cornwall | BD (Becton, Dickinson and Company) |
| Corona | Thermo Fisher Scientific |
| Corporate Express | Corporate Express, Inc. |
| Correct-Touch | CT International |
| CorrecTension | Orion |
| Cortex Biochem | Cortex Biochem, Inc. |
| Corticool | Tec Laboratories |
| Corvac | Covidien AG |
| Corystein | TaKaRa Shuzo Co. |
| Costar | Corning |
| Cottontail | Citmed Corporation |
| CoulArray | Thermo Fisher Scientific |
| Coulochem | Thermo Fisher Scientific |
| Couloscan | Thermo Fisher Scientific |
| Coulter | Beckman Coulter Inc. |
| COULTER COUNTER | Beckman Electronics |
| COULTERCLENZ | Coulter International Corp. |
| Count-Cal | Thermo Fisher Scientific |
| Countoff | NEN Research Products |
| CovaLink | Thermo Fisher Scientific |
| Coventry | Chemtronics |
| Coverage | Steris Corp. |
| Coverage Plus | Steris Corp. |
| Coverage Plus NPD | Steris Corp. |
| Coverglass for Growth | Thermo Fisher Scientific |
| Covering Force | American Allsafe Co. |
| Coverlet | Beiersdorf Aktienge-Sellschaft |
| CP-Achromat | Carl Zeiss |
| CP100 | Cardinal Health |
| CPC | Colder Products Company |
| CPF | E.I. duPont de Nemours |
| CPRotector | Certified Safety |
| CPRotector 2000 | Certified Safety |
| CQCS | Cyberscience Corporation |
| CR Classic | Kimberly-Clark Corp. |
| CR10 | Cardinal Health |
| CR100 | Cardinal Health |
| CR100 PC | Micronova Manufacturing |
| Crayola | Binney & Smith Properties, Inc. |
| Creamatocrit Plus | Separation Technology, Inc. |
| Creative Color Cubes | Learning Resources, Inc. |
| CREW | Kimberly-Clark Corp. |
| Crews | Crews, Inc. |
| cricket | Bacou-Dalloz |
| Cricket | MSA |
| Crimpmaster | Wheaton Inc. |
| Criterion | Bio-Rad Corporation |
| Critical | Safeskin Corp. |
| Critical Cover | AlphaProTech |
| CritiCap | Pall Corporation |
| Criticlean | E.I. duPont de Nemours |
| Critispin | StatSpin Technologies, Inc. |
| Critocaps | Sherwood Medical |
| Critoseal | Sherwood Medical |
| CritSpin | StatSpin Technologies, Inc. |
| Crossbond | Restek Corporation |
| CrossCheck | Ultra Scientific Inc. |
| CrossTech | W.L. Gore & Associates |
| CrosstechEms | W.L. Gore & Associates |
| Crouse-Hinds | Cooper Industries Inc. |
| Crown Victoria | Ford Motor Company |
| Cruachem | Cruachem |
| Cruiser | Willson |
| Crusader | Ansell |
| Crushtube | Texwipe |
| Cruzer | SanDisk Corporation |
| CRV | Minuteman International |
| Cryette | Precision Systems |
| Cryette A | Precision Systems |
| Cryette WR | Precision Systems |
| Cryo-Apron | Tempshield Inc. |
| Cryo-Gloves | Tempshield Inc. |
| Cryo-Safe | Bel-Art Products |
| cryo-secure ii | USA Scientific, Inc. |
| CryoBox | Thermo Fisher Scientific |
| CryoBoxes | Thermo Fisher Scientific |
| CryoCane | Thermo Fisher Scientific |
| Cryochrome | Thermo Fisher Scientific |
| CryoClaw | Thermo Fisher Scientific |
| CryoCode | Thermo Fisher Scientific |
| CryoColor | Nunc |
| Cryocool | Thermo Fisher Scientific |
| CryoELITE | Wheaton |
| CryoFILE | Wheaton |
| CryoFILE XL | Wheaton |
| CryoFlex | Thermo Fisher Scientific |
| CryoLatch | Thermo Fisher Scientific |
| CryoLine | Nunc |
| CryoMatrix | Thermo Fisher Scientific |
| CryoMed | Thermo Fisher Scientific |
| CryoPen | Nunc |
| CryoPlus | Thermo Fisher Scientific |
| CryoQuot | Nunc |
| CryoSecure | Thermo Fisher Scientific |
| CryoSleeve | Thermo Fisher Scientific |
| CryoStar | Thermo Fisher Scientific |
| CryoStore | Nalge Nunc International |
| Cryotome | Thermo Fisher Scientific |
| CryoTube | Thermo Fisher Scientific |
| Cryovault | Thermo Fisher Scientific |
| Cryovial | Simport Plastics |
| CrypTest | Whatman Inc. |
| Crypto-LA | Carter-Wallace Inc. |
| Crystal | BD (Becton, Dickinson and Company) |
| Crystal/Mount | Biomeda |
| CrystalEX | Corning |
| Crystals | Willson |
| CrystalSpec | BD (Becton, Dickinson and Company) |
| CrystalVu | Genlantis |
| Cryule | Wheaton Inc. |
| CS-2 | TimeMed Labeling Systems |
| CS-915 | American Allsafe Co. |
| CSM | E.I. duPont de Nemours |
| cSmartCal | Mettler Toledo AG |
| CSPD | Tropix, Inc. |
| CSRN | Thermo Fisher Scientific |
| CSRS | Thermo Fisher Scientific |
| CTA Medium | BD (Becton, Dickinson and Company) |
| CTC | CTC Analytics AG |
| CTI | CT International |
| Cube 2ube | Bel-Art Products |
| Cubee | Thermo Fisher Scientific |
| Cubis | Sartorius AG |
| Cubitainer | Hedwin Corporation |
| CuffStrips | Micronova Manufacturing |
| Cuisenaire | Cuisenaire Company of America |
| Culex | Bioanalytical Systems, Inc. |
| Culti-Loop | Thermo Fisher Scientific |
| Cultispher | Percell Biolytica AB Corporation |
| Cultured Plumber | MP Biomedicals |
| CultureSwab | Difco Laboratories |
| CultureSwab EZ | BD (Becton, Dickinson and Company) |
| CultureSwab EZ II | BD (Becton, Dickinson and Company) |
| CultureSwab Plus | Difco Laboratories |
| Culturette | BD (Becton, Dickinson and Company) |
| CULTURETTE EZ | BD (Becton, Dickinson and Company) |
| CULTURETTE EZ II | BD (Becton, Dickinson and Company) |
| Culturia | Biosan Laboratories, Inc. |
| CulturTek | Fisher Scientific |
| Cunningham | Stoelting Company |
| Cupran | Stockhausen GmbH & Co. |
| Curriculum Mastery | Magnus Learning LLC |
| Curtain Gas | AB SCIEX |
| Curtis | Curtis Computer Products |
| Cush 'N Step | Fisher Scientific |
| Custom 4500 | MSA |
| Custom Air V | MSA |
| CustomBlocks | Maybridge Plc. |
| CustomSynth | Maybridge Plc. |
| CUT | Triangle Biomedical |
| Cuvettes Plus | Harvard Apparatus |
| CV | Steris Corp. |
| CVA | Streck Laboratories |
| CVS2 | MPS Acacia |
| CVU | Thermo Fisher Scientific |
| CX | Beckman Coulter |
| Cy | Amersham Pharmacia Biotech UK Ltd. |
| Cy3 Direct | GE Healthcare |
| Cy5 | Thermo Fisher Scientific |
| Cy5 Direct | GE Healthcare |
| Cyalume | OmniGlow Corporation |
| CyaniVer | Hach Co. |
| CyberEd | CyberEd, Inc. |
| Cybersystem | Pro-Trak |
| Cybi | Cybio AG |
| CycleavePCR | TaKaRa Shuzo Co. |
| CycleManager | Eppendorf AG |
| Cycling Probe | ID Biomedical Corp. |
| Cyclone | Bacou-Dalloz |
| Cyclone | Millipore Corp. |
| Cyclone | Estes Industries |
| Cyclopore | Whatman Inc. |
| Cyclotec | Foss A/S |
| Cyclotene | Dow Chemical |
| Cyco | American Allsafe Co. |
| Cycolac | General Electric Co. |
| CyDye | GE Healthcare |
| CyeDye | GE Healthcare |
| Cyfra211 | Centocor Products |
| CyGEL | Biostatus Limited |
| CyScribe | GE Healthcare |
| Cyto-Cal | Thermo Fisher Scientific |
| Cyto-Chex | Streck Laboratories |
| CYTO-COMP | Beckman Coulter |
| Cyto-Plex | Thermo Fisher Scientific |
| Cyto-Stain | Thermo Fisher Scientific |
| Cyto-Trol | Beckman Coulter |
| Cytoclip | Thermo Fisher Scientific |
| Cytocool | Thermo Fisher Scientific |
| Cytofectin | Genlantis |
| Cytofix/Cytoperm | BD (Becton, Dickinson and Company) |
| Cytofluor | PerSeptive Biosystems, Inc. |
| CytoFuge | StatSpin Technologies, Inc. |
| Cytofunnel | Thermo Fisher Scientific |
| Cytogen | Cytogen Corporation |
| Cytomat | Thermo Fisher Scientific |
| CytoPrep | Fisher Scientific |
| Cytoquik | Fisher Scientific |
| Cytorich | Thermo Fisher Scientific |
| CytosALL | Thermo Fisher Scientific |
| Cytoscint | InterChem Enterprises |
| Cytoseal | Thermo Fisher Scientific |
| Cytoslides | Thermo Fisher Scientific |
| CytoSoft | Medical Packaging Corp. |
| Cytospin | Thermo Fisher Scientific |
| Cytopro | ELITech Group SAS |
| CytoStir | Kimble Kontes |
| CytoTherm | Kuzyk, Roman |
| CytoTox 96 | Promega Corp. |
| CytoTox-Fluor | Promega Corp. |
| CytoTox-Glo | Promega Corp. |
| CytoTox-ONE | Promega Corp. |