Trademark	Trademark Holder
O Oncomine	Thermo Fisher Scientific
O Oncomine CONCEPTS	Thermo Fisher Scientific
O Oncomine POWERTOOLS	Thermo Fisher Scientific
O Oncomine RESEARCH	Thermo Fisher Scientific
O.B.I.S.	Thermo Fisher Scientific
O.S.	Quidel Corporation
O/H Pak	North Safety Products
Oaktec	Oak Technical Inc.
Oaktex	Oak Technical Inc.
Oakton	Cole-Parmer Instrument Co.
Oasis	Kimberly-Clark Corporation
Obelisc	Sielc Technologies
Oberon	Oberon
Ob-Scertainer	Lab-Aids, Inc.
OBSERVA	Biomerieux, Inc.
OccuLux	OccuNomix
Occunomix	Occunomix International
Occupational Hazards	Occupational Hazards, Inc.
Ocean Optics	Ocean Optics, Inc.
OdoClave	Bel-Art Products
OdorGone	Decon Laboratories
Odormycin	Temuka Diagnostics Limited
Odorplex	Sage Pharmaceuticals
Odyssey	LI-COR Biosciences
Oertling	W & T Avery Ltd.
Office Depot	Office Depot, Inc.
OfficeDuster	Advantus Corporation
Officemate	Chen, Peter
Offset	North Safety Products
O'GeneRuler	Thermo Fisher Scientific
Ohaus	Ohaus Corporation
Ohm-Cide	Static Solutions Inc.
Ohm-Shield	Static Solutions Inc.
Ohm-Stat	Static Solutions Inc.
OI	Detector Electronics Corporation
Oil-X	Parker Hannifin
OK	Propper Manufacturing
OK-1	OK-1 Manufacturing Co., Inc.
Oligofectamine	Thermo Fisher Scientific
OligoPerfect	Thermo Fisher Scientific
OLIGOPORE	Agilent Technologies, Inc.
OLIGREEN	Thermo Fisher Scientific
Olympus	Olympus America Inc.
Omaha Steaks	Omaha Steaks International, Inc.
oMALDI	AB Sciex
OMEGA	CamelBak Products
Omega	Contec Inc.
Omega	Pall Corporation
Omega Shield	Microflex Medical
OminGrid	GeneMachines
OMIX	Agilent Technologies, Inc.
Omni	Ansell
Omni International	Omni International
Omni Prep	Omni International
Omni Tip	Omni International
OMNI VIEW	Thermo Fisher Scientific
Omni-Brite	Avery Dennison Corporation
OMNIC	Thermo Fisher Scientific
OmniCap	Omnifit, Ltd.
OMNI-CARDIO	Thermo Fisher Scientific
OMNI-CORE	Thermo Fisher Scientific
Omnifit	Omnifit, Ltd.
OmniFLEX	Bruker Daltonics
Omni-Flex	Labconco
Omni-Flo	Haws Corporation
OmniGlow	OmniGlow Corporation
OMNI-IMMUNE	Thermo Fisher Scientific
OMNI-IMMUNE PRO	Thermo Fisher Scientific
OmniMAX	Thermo Fisher Scientific
OmniMix	Cepheid Corporation
OmniPac	Thermo Fisher Scientific
Omni-Pette	Wheaton Inc.
OmniPur	Merck KGaA
OMNI-Sampler	Thermo Fisher Scientific
OmniScribe	Allen Datagraph
OmniSette	Fisher Scientific
OmniSolv	Merck KGaA
Omnispense	Wheaton Inc.
OmniSwab	Whatman Inc.
OMNITAGS	PHC Holding Corporation
OmniTech	Omni International
OmniTray	Thermo Fisher Scientific
OmniTray	Iomega Corporation
OmniTrust	Omni International
Omni-Vial	Wheaton Inc.
OMNIView	Applied Materials, Inc.
Oncomine	Thermo Fisher Scientific
ONCOPREDICTOR	Thermo Fisher Scientific
ONCOSCAN	Thermo Fisher Scientific
ONCOSCORE	Thermo Fisher Scientific
ONCYTE	Grace Bio-Labs, Inc
ONE Broth	Thermo Fisher Scientific
One Click	Mettler Toledo
One Shot	Thermo Fisher Scientific
One Source, Infinite SolutIons	Fisher Scientific
One Touch	Aearo Technologies
One Touch	LifeScan, Inc.
One Touch II Data Dock	Johnson & Johnson
ONEFEED	Thermo Fisher Scientific
ONECOMP EBEADS	Thermo Fisher Scientific
One-Fit	Sperian
ONE-Glo	Promega Corporation
OneHand	Simport Plastics
One-Sep	Wheaton Inc.
One-Shot	Control Company
One-Shot	Technical Concepts L.P.
OneStep	Bradley Corporation
One-Stop PlugShop	Moldex
ONGUARD	Thermo Fisher Scientific
Onguard	Onguard
ONSITE	Thermo Fisher Scientific
ON-TARGET	GE Healthcare Dharmacon, Inc.
ON-TARGET plus	GE Healthcare Dharmacon, Inc.
ONYX	Coulter International Corporation
OpArrays	Operon Biotechnologies, Inc.
OPC	Thermo Fisher Scientific
Open Inventor	Thermo Fisher Scientific
OPEN POSSIBILITIES	Bel-Art Products
Open Windows	Cogent Data Technologies, Inc.
OpenArray	Thermo Fisher Scientific
Open-Center Stay	Ergodyne Corporation
OpenGL	Silicon Graphics, Inc.
Opera	Opera Software ASA
Opera Software	Opera Software ASA
Operation Space Chase	Learning Resources, Inc.
OperatIonal Simplicity	Thermo Fisher Scientific
Operon	Operon Biotechnologies, Inc.
OpHyb	Operon Biotechnologies, Inc.
OPS	Thermo Fisher Scientific
Op-Tema	Willson
Opti-Aid	Bradley Fixture
OptiBeam	AB SCIEX
OptiBind	Thermo Fisher Scientific
Optic	Control Company
Opticap	Millipore Corporation
OptiCell	Thermo Fisher Scientific
OptiCHO	Thermo Fisher Scientific
Opticlear	Gerresheimer Glass Inc.
OptiClone	MP Biomedicals
Opticon	Bio-Rad Laboratories
Opticul	BD (Becton, Dickinson and Company)
Optifect	Thermo Fisher Scientific
OptiFilter	MSA
Opti-Fit	Survivair
OptiFlex	Thermo Fisher Scientific
Optifreeze	MP Biomedicals
Opti-Freeze	MP Biomedicals
OptiGrow	Fisher Scientific
Opti-Guard	Optimize Technologies
OptiKinase	Thermo Fisher Scientific
Opti-Klens	Desert Assembly, Inc.
Optik-Wipes	Fisher Scientific
OptiLink	Thermo Fisher Scientific
Opti-Lok	Optimize Technologies
Optilux	BD (Becton, Dickinson and Company)
Optiluxiso	BD (Becton, Dickinson and Company)
Optima	Fisher Scientific
Optima LCMS	Fisher Scientific
OptimAir	MSA
Optimase	Transgenomic, Inc.
OptiMatrixx	Leica Microsystems, Inc.
Optimax FT	Cardinal Health
Optime	Aearo Technologies
Opti-MEM	Thermo Fisher Scientific
Optimuff	Howard Leight
OptiPhase	Optiphase, Inc.
OptiPlate	Packard Instrument Co.
OPTI-PLEX	Thermo Fisher Scientific
OptiPrep	Nycomed Amersham International
OptiPro	Thermo Fisher Scientific
OptiPro	Smart Solutions
OPTIQUANT	Thermo Fisher Scientific
OptiRead	Thermo Fisher Scientific
Opti-Seal	Optimize Technologies
Opti-Soft	Cardinal Health
Opti-Solv	Optimize Technologies
Optisorb	Bacou-Dalloz
Opti-TOF	AB SCIEX
Optitran	Schleicher & Schuell
Opti-Zone	Labconco
Optizyme	Fisher Scientific
OpTmizer	Thermo Fisher Scientific
Optrel	Sperian
OPUS	PB Diagnostic Systems
OR	Avantor Performance Materials, Inc.
Oracle	Oracle Corporation
Oragene	DNA Genotek
Orange County Choppers	Orange County Choppers Design Properties, LLC LTD
O'RangeRuler	Thermo Fisher Scientific
Oranyl	Otis Clapp & Son
Oranylplus	Otis Clapp & Son
ORBIQUAD	Thermo Fisher Scientific
Orbit	Thermo Fisher Scientific
ORBITOF	Thermo Fisher Scientific
Orbitor	Thermo Fisher Scientific
Orbitrap	Thermo Fisher Scientific
Orbitrap Elite	Thermo Fisher Scientific
ORBITRAP EXPLORIS	Thermo Fisher Scientific
ORBITRAP FUSION	Thermo Fisher Scientific
ORBITRAP FUSION LUMOS	Thermo Fisher Scientific
ORBITRAP ID-X	Thermo Fisher Scientific
Orbitrap Velos Pro	Thermo Fisher Scientific
Orbitron I	Boekel Scientific
Orbitron II	Boekel Scientific
ORBO	Supelco, Inc.
Oregon	Skedco, Inc.
Oregon Green	Thermo Fisher Scientific
Organelle Lights	Thermo Fisher Scientific
Organex-Q	Merck KGaA
Organicfree	Thermo Fisher Scientific
Organization Station	Learning Resources, Inc.
Origen	Igen Inc.
OriGene	OriGene Technologies, Inc.
OrIon	Thermo Fisher Scientific
Orion	Willson
OrIon AquaMate	Thermo Fisher Scientific
OrIon Star	Thermo Fisher Scientific
OrIon Star A	Thermo Fisher Scientific
Orlon	Koch Industries
ORPTestr	Cole-Parmer Instrument Co.
Orthane	EP Scientific
Ortho Stand	Tennessee Mat Company, Inc.
Ortho-Clinical Diagnostics	Johnson & Johnson
Orthoclone OKT	Johnson & Johnson
Osborn Scientific	Osborn Scientific Group
OSHACoach	Safety Software, Inc.
OSHALOG	Safety Software, Inc.
OSM	Organic Sales & Marketing, Inc.
Osmette	Precision Systems
Osmette A	Precision Systems
Osmette II	Precision Systems
Osmette III	Precision Systems
Osmette S	Precision Systems
Osmette XL	Precision Systems
Osmonics	GE Osmonics
OSOM	Genzyme Corporation
OSTEOMARK	Ostex International, Inc.
Oster	Sunbeam Corporation
Osterizer	Sunbeam Corporation
Ostex	Ostex International, Inc.
OTG	Uvex Safety
Otter Boxes	Otter Products
OTT-LITE	Environmental Lighting Concepts, Inc.
Outer Banks	Jasper Textiles, Inc.
Outlaw	American Allsafe Co.
Outlook	Microsoft Corporation
Ovation	VistaLab Technologies
Overdrive	Wheaton Inc.
Over-the-Spill	Rubbermaid
OvuKIT	Quidel Corporation
Ovuquick	Quidel Corporation
Owl	Thermo Fisher Scientific
OWL	Electrophoresis Systems
OX	Aearo Technologies
Oxford	Oxford Worldwide LLC
Oxi	WTW Measurement Systems
OxiCal	WTW Measurement Systems
OxiFerm	BD (Becton, Dickinson and Company)
OxiTop	WTW Measurement Systems
Oxoid	Thermo Fisher Scientific
Oxone	E.I. duPont de Nemours
OXSAS	Thermo Fisher Scientific
OXYBURST	Thermo Fisher Scientific
Oxy-Max	Alltech Associates
Oxy-Swab	Thermo Fisher Scientific
Oxy-Trap	Alltech Associates
OXYTUNE	Thermo Fisher Scientific
Oyster	Extech Instruments Corporation
Ozilla	Genlantis
Ozilla EMS	Genlantis