| Trademark | Trademark Holder |
|---|
| G-Tek | Protective Industrial Products |
| G-Tube | Bio Plas Inc. |
| G-Tek | Protective Industrial Products |
| G-Tube | Bio Plas Inc. |
| G-Tek | Protective Industrial Products |
| G-Tube | Bio Plas Inc. |
| Galaxis | H.L. Bouton |
| Galaxis Transporter | H.L. Bouton |
| Galaxy | MSA |
| Galen | Leica Microsystems, Inc. |
| GALILEO | Thermo Fisher Scientific |
| Galileo LIMS | Thermo Fisher Scientific |
| Gallery | Thermo Fisher Scientific |
| Galtek | Entegris |
| GAM-ETO-DISCS | Lab-Aids, Inc. |
| Gamal | Fisher Scientific |
| Gamma Seal | All-Pak, Inc. |
| Gamma Wipe | Berkshire Corp. |
| GAP | Thermo Fisher Scientific |
| GAPS II | Corning |
| Gapseal | NPS Corporation |
| Garamycin | Schering-Plough Corporation |
| Garmin | Garmin Industries |
| Gas Bench | Thermo Fisher Scientific |
| Gas Chrom | Alltech Associates |
| Gas Station | Fisher Scientific |
| Gas-Less | SRI Instruments Inc. |
| gas·TRAK | Fisher Scientific |
| GasPak | BD (Becton, Dickinson and Company) |
| GasPak 100 | BD (Becton, Dickinson and Company) |
| GasPak 150 | BD (Becton, Dickinson and Company) |
| GasPak CO2 Pouch | BD (Becton, Dickinson and Company) |
| GasPak Plus | BD (Becton, Dickinson and Company) |
| GasPak Pouch | BD (Becton, Dickinson and Company) |
| Gast | Gast Manufacturing |
| Gastec | Gastec Corporation DBA |
| Gastester | MSA |
| Gastight | Hamilton Co. |
| Gastroccult | Beckman Coulter |
| GasVision | Draeger Safety |
| Gator | Justrite Mfg. Co. |
| Gator | Owl Separation Systems |
| Gatorade | Stokely-Van Camp, Inc. |
| GatorBox | Stokely-Van Camp, Inc. |
| GC IsoLink | Thermo Fisher Scientific |
| GC Resolv | Fisher Scientific |
| GC-LECT | BD (Becton, Dickinson and Company) |
| GC-Normalizer | Maxim Biotech, Inc. |
| GC-SOS | ChemSW, Inc. |
| GD/X | The Whatman Group |
| GE | General Electric Co. |
| Gearbotics | Learning Resources, Inc. |
| Gears! Gears! Gears! | Learning Resources, Inc. |
| Geduran | The Merck Group |
| Gel Slick | FMC Corporation |
| Gel-Pro | Media Cybernetics |
| Gel-Rest | Curtis Computer Products |
| gel-saver ii | USA Scientific, Inc. |
| Gel/Mount | Biomeda |
| Gelaire | MP Biomedicals |
| GelBond | FMC Corporation |
| GelCam | Polaroid |
| GelChip | Proteome Systems, Ltd. |
| GelCode | Thermo Fisher Scientific |
| Gelman | Pall Corporation |
| Geloader | Brinkmann Instruments |
| Geloshooters | Continental Laboratory Products |
| Gels | USA Scientific, Inc. |
| GelStar | Cambrex Corporation |
| Gelysate | BD (Becton, Dickinson and Company) |
| Gem | Welch Vacuum |
| GemCone | Perkin Elmer |
| Gemini | Willson |
| Gemini DC | Estes Industries |
| Gen-Probe | Gen-Probe Inc. |
| Gen-X | Gene Therapy Systems, Inc. |
| Gen•S | Beckman Coulter |
| Gen5 | Agilent |
| Gene Checker | Invitrogen |
| Gene Frame | Thermo Fisher Scientific |
| Gene of Fortune | Edvotek |
| Gene Transfer Specialists | Mirus Corporation |
| Gene Tubes | Edvotek, Inc. |
| GeneAmp | Roche Molecular Systems, Inc. |
| GeneAssembler | Pharmacia Biotech AB |
| GeneAtlas | Affymetrix |
| GeneCam | Spectronics Corp. |
| GeneChip | Affymetrix |
| GeneChoice | GeneChoice, Inc. |
| GeneClip | Promega Corp. |
| GeneEditor | Promega Corp. |
| GeneJet | Thermo Fisher Scientific |
| GeneLine | Spectronics Corp. |
| GeneMapper | Applera Corp. |
| GenePORTER | Genlantis |
| GenePrint | Promega Corp. |
| GeneQuant | Harvard Apparatus |
| General Motors | General Motors Corp. |
| GeneRuler | Thermo Fisher Scientific |
| Genes in a Tube | Edvotek, Inc. |
| GeneScan | PE Corp. |
| GeneSilencer | Genlantis |
| Genesis | Uvex Safety |
| Genesis | Weber-Stephen Products Co. |
| Genesis FE500 | Tecan |
| GENESYS | Thermo Fisher Scientific |
| Genetic Dice | Edvotek |
| Genetic Technology Grade | FMC Corporation |
| Geneticin | Life Technologies, Inc. |
| GeneTools | Synoptics Limited |
| Genetrodes | Harvard Apparatus |
| Genevac | Genevac Ltd. |
| GeneWash | Genlantis |
| GenFast | Whatman Inc. |
| Genicitin | Life Technologies, Inc. |
| GENIE | BD (Becton, Dickinson and Company) |
| Genisol | Thermo Fisher Scientific |
| Genisphere | Datascope |
| Genlantis | Genlantis |
| Genlantis | Gene Therapy Systems, Inc. |
| Genmate | Tecan AG Analystische Instrumente |
| Geno/Grinder | SPEX CertiPrep |
| GenoSpin | Genlantis |
| GenPro | AlphaProTech |
| GenPUR | Axygen |
| GenSpin | Whatman Inc. |
| Gentec | Genstar Technologies |
| Gentle-Clip | Fisher Scientific |
| GeNunc | Thermo Fisher Scientific |
| GenX | Thermo Fisher Scientific |
| Geobond | Geobond International, Inc. |
| Geopump | Geotech Environmental Equipment, Inc. |
| Geopuzzle | Dowling Magnets |
| GeoSafari | Educational Insights |
| Geotech | Geotech Environmental Equipment, Inc. |
| GeoTool | Learning Resources, Inc. |
| Gerstel | Gerstel GmbH Limited |
| Geyser Wash | Stanbio Laboratory |
| GFSI | Safety Equipment Co. |
| GFTV | Thermo Fisher Scientific |
| Gibbs | Gibbs Products, Inc. |
| GiftCertificates.com | GiftCertificates.com, Inc. |
| Gilford | Gilford Instrument Laboratories |
| Gilian | Sensidyne Inc. |
| Gilibrator-2 | Sensidyne Inc. |
| Gill | Thermo Fisher Scientific |
| Gilmont | Thermo Fisher Scientific |
| Gilson | Gilson, Inc. |
| Giraffe | Thermo Fisher Scientific |
| Glacial White | Genlantis |
| Glaregard | MSA |
| GlareX | Aearo Technologies |
| GlasCol | Glas-Col Apparatus Co. |
| Glaspak | BD (Becton, Dickinson and Company) |
| Glass&plasticcleaneronehundred | Texwipe |
| Glasstic | Hycor Biomedical |
| Glassware-Rescuer | Control Co. |
| Glastic | National Scientific Co. |
| Glendale | Glendale Protective Technologies |
| Gleneagle | Willson |
| Glo-Quartz | Glo-Quartz Electric Heater |
| Glo–Write | Quartet Manufacturing |
| GlobalMark | Brady Corp. |
| Globe Scientific Inc. | Globe Scientific Inc. |
| GloFish | Yorktown Technologies |
| GloFlex | OmniGlow Corporation |
| Glogos | Stratagene |
| GloMax | Promega Corp. |
| GloResponse | Promega Corp. |
| GloSensor | Promega Corp. |
| GloveMate | Harbinger |
| GloWEAR | Ergodyne Corporation |
| GLP | GLP SRL Limited Partnership |
| GLPcal | Thermo Fisher Scientific |
| GLPcheck | Thermo Fisher Scientific |
| GLPdoc | Thermo Fisher Scientific |
| GLUCOFILM | Bayer Corp. |
| Glucolet | Bayer Corp. |
| Glucometer | Bayer Corp. |
| GLUCOMETER ELITE | Bayer Corp. |
| Glucometer Encore | Bayer Corp. |
| GlucoSite | Stanbio/GDS Technology |
| GLUCOSYSTEM | Bayer Corp. |
| GlycoBlue | Ambion, Inc. |
| Glyko | ProZyme, Inc. |
| Glyo-Fixx | Thermo Fisher Scientific |
| GMP | National Nutritional Food Association Not for Profit Corp. |
| Go! Link | Vernier Software & Technology LLC |
| GoBook | Itronix Corporation |
| Goggle Keeper | H.L. Bouton |
| GoggleGear | Aearo Technologies |
| GoggleToggle | American Allsafe Co. |
| GOJO | GOJO Industries |
| Gold Line | E.D. Bullard |
| Gold Seal | Gold Seal Products |
| Gold-Band | Wheaton Inc. |
| GoldFlex | Honeywell |
| GoldSorb | Milliken and Company |
| Golgi Plug | BD (Becton, Dickinson and Company) |
| GolgiStop | BD (Becton, Dickinson and Company) |
| Gonogen | New Horizons |
| Goodyear | Goodyear Tire and Rubber |
| Google | Google Inc. |
| Gore-Seam | W.L. Gore & Associates |
| Gore-Tex | W.L. Gore & Associates |
| GoScript | Promega Corp. |
| GoTaq | Promega Corp. |
| Gow-Mac | Gow-Mac Instrument Co. |
| GP | Sorbent Products Co., Inc. |
| GPT | Glendale Protective Technologies |
| Grab &Go | JV Manufacturing |
| GrabSampler | Wheaton Inc. |
| Gradipore | Gradipore Limited |
| Grafco | Graham-Field |
| Grainger | Grainger |
| Gram✓ | Fisher Scientific |
| GramPac | Fisher Scientific |
| Grams | Galactic Industries |
| Grande | Aearo Technologies |
| Graph Link | Texas Instruments |
| Graph-Tite | Alltech Associates |
| Gravi-Seal | GE Osmonics |
| Great EscAPe | Clontech Laboratories, Inc. |
| Green Seal | Green Seal, Inc. |
| Green-Z | Safetec of America |
| Greenguard | Air Quality Sciences, Inc. |
| Greenguard Indoor Air Quality Certified | Air Quality Sciences, Inc. |
| Greiner | Greiner |
| GrimeGuard | Perfect Fit Glove Co. |
| Grip N | North Safety Products |
| Grip Saf | North Safety Products |
| GripFit | Thermo Fisher Scientific |
| GripGuard | Safeskin Corp. |
| Gripper | E.I. duPont de Nemours |
| Grippers | Aearo Technologies |
| Gritworks! | Tennessee Mat Company, Inc. |
| Gro-Lux | Osram Sylvania |
| Gross-Star | Thermo Fisher Scientific |
| Grosslab | Thermo Fisher Scientific |
| GroundsKeeper | Rubbermaid |
| GrowLab | The National Gardening Association |
| Growtek | Krackeler Scientific, Inc. |
| GS-Alumina | Agilent Technologies, Inc. |
| GS-Q | Agilent Technologies, Inc. |
| GTG | CBM Intellectual Properties, Inc. |
| Guard Master | Justrite Mfg. Co. |
| Guardall Shield | Tecnol, Inc. |
| GuardDog | MAPA Pioneer Corporation |
| Guarddogs | U.S. Safety |
| Guardian | Guardian Fall Protection |
| Guardian | Millipore Corp. |
| Guardian | Thermo Fisher Scientific |
| GUARDIAN | BD (Becton, Dickinson and Company) |
| Guardian | Simco |
| Guardian | Labconco |
| Guest-Gard | Sellstrom Mfg. |
| Guide | American Diagnostic Corporation |
| Guide-Me Curve | Hypoguard |
| GuideStar | Celestron International Corp. |
| Guth | Guth Products Co. |
| gWiz | Genlantis |
| GyroMini | Labnet International, Inc. |
| Gyrotory | New Brunswick Scientific |