MASTERFLEX
LIVE

Serial Number

99402321

Owner

Masterflex, LLC

Attorney

John M. Kim

Filing Date

Sep 19, 2025

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MASTERFLEX Trademark

Serial Number: 99402321

MASTERFLEX is a trademark filed by Masterflex, LLC on September 19, 2025. The trademark is classified under Class 7 (Machinery), Class 9 (Computers & Electronics), Class 17 (Rubber Goods). The application is currently pending registration.

Owner Contact Info

Masterflex, LLC (20 trademarks)

625 EAST BUNKER COURT
VERNON HILLS, IL 60061

Entity Type: 16

Trademark Details

Filing Date

September 19, 2025

Registration Date

Not Registered

Published for Opposition

June 16, 2026

Goods & Services

Laboratory equipment for scientific research purposes, namely, pumps and tubing for pumps for use in laboratory equipment for moving liquids and gases for scientific research purposes; Laboratory equipment for scientific research purposes, namely, pumps, tubing, and tubing cassettes, tubing pumps, rotary piston pumps and gear pumps therefor for use in laboratory equipment for moving liquids and gases for scientific research purposes, and replacement parts therefor; Auxiliary equipment for the automatic operation of laboratory equipment and laboratory process equipment, namely, downloadable computer software and computer hardware for the control, measurement, monitoring, and evaluation of laboratory measuring instruments; Downloadable computer software for mobile phones and mobile computing devices, namely, software for controlling, measuring, monitoring, and evaluating laboratory measuring instruments and laboratory equipment from a remote location; Downloadable computer software for mobile phones and mobile computing devices, namely, software for accessing, storing, retrieving, and measuring data; Downloadable cloud-based software for controlling, measuring, monitoring, and evaluating laboratory measuring instruments and laboratory equipment; Downloadable cloud-based software for accessing, storing, and retrieving measurement data for laboratory equipment; Laboratory equipment, namely, filters, containers, gas sensors, pressure sensors, flow controllers, and sampling containers especially made for laboratory use; Fluid transfer assemblies for laboratory use namely, filters and containers; Laboratory equipment, namely, tubing, tubing connectors, clamps, flowmeters, and fluid leak detectors and sensors; Bioreactors for laboratory use; Centrifuge tubes for laboratory use; Laboratory storage tubes; Disposable single use laboratory articles, namely, plates, columns, cuvettes, pipette tips, test tubes, storage tubes, sample storage vessels, bottles and containers all the forgoing for use with laboratory equipment; Environmental sample containers made of glass for testing environmental samples; Filters for laboratory use; Flow meters; Fluid handling devices for laboratory use, namely, single-use bag systems comprised of disposable bags and tubing used for disposable bioprocessing applications and parts and fittings therefor; Laboratory equipment, namely, sterile single-use specimen sample tubes, sample bags, pillow bags for fluid recovery, and tank liners in the nature of disposable bags that are used to line the inside of laboratory vessels in the nature of tanks; Laboratory equipment, namely, single-use bottles, flasks, end caps, connectors and assemblies therefor all for use with laboratory apparatus; Laboratory equipment, namely, single-use systems primarily comprised of tubing, hoses, molded components, closures, seals and stoppers, all especially made for laboratory use; Laboratory equipment, namely, bottle manifolds being seals and stoppers for laboratory bottles; Laboratory equipment for processing biopharmaceuticals, namely, a tangential flow filtration system comprising a pump and tangential flow filter; Plastic laboratory centrifuge tubes for collection and transport of non-biological scientific specimens; Scientific and test laboratory apparatus and supplies, namely, waste bags and waste containers for disposal of hazardous laboratory waste, not for medical purposes; Scientific laboratory apparatus, namely, a solid phase extraction system comprising a manifold and an extraction disk holder; Scientific laboratory filters, namely, disposable syringe filters not for medical use; Scientific laboratory equipment, namely, plates, tubes, films, and cap mats for holding or storing chemical and biological specimens, samples and reagents for scientific, laboratory or medical research use; Sterile and non-sterile sample handlers for laboratory use, namely, laboratory scoops, spoons, tongs, spatulas, ladles, scrapers and knives; Laboratory filters

Fluid pumps for machines for moving liquids and gases; Peristaltic tubing being non-metal flexible tubing, rotary piston, and gear pumps, pump heads, and pump drives, all for machines for moving liquids and gases; Pumps for fluid handling, namely, centrifugal pumps, filling pumps, piston pumps, rotary piston pumps, syringe pumps, drum pumps, gear pumps, hose pumps, single-use pumps, quaternary diaphragm pumps, and nutating disc pumps; Component parts for pumps, namely, pump valves, pump filters, pump containers, and fluid transfer assemblies; Pumps for fluid handling, namely, peristaltic, diaphragm, and dispensing metering pumps, positive displacement pumps, peristaltic pumps, roller pumps, diaphragm pumps, and microfluidic pumps; Component parts for pumps, namely, pump heads, pump drives, fittings, connectors, and gaskets; Fluid transfer assemblies, being parts of machines or fluid workflows, namely, tubing, connectors, and clamps; Component parts for peristaltic pumps, namely, pump heads and pump drives in the pharmaceutical and biotech industries; Mixing machines; Aseptic mixing machines; Machine used for process filtration in the pharmaceutical industry; Fluid transfer assemblies, being parts of machines or fluid workflows, namely, manifolds for conveying fluid

Non-metal flexible tubing for use with fluid pumps for moving liquids and gases; Flexible tubing of rubber, thermoplastic elastomers, and plastic for use with fluid pumps for moving liquids and gases; Non-metal hoses for use with fluid pumps for moving liquids and gases; Flexible non-metal tubing for use with fluid pumps for moving liquids and gases; High purity fluid transfer and sampling products for use in the biotechnology, pharmaceutical, chemical and food industries, namely, non-metal hoses in the nature of smooth bore hoses; Flexible plastic and silicone tubing used for transport of liquids for use in the biotechnology, pharmaceutical, chemical and food industries; Non-metal tubing and tubing couplings for joining and terminating pipes

Filing History

APPROVED FOR PUB - PRINCIPAL REGISTER
May 21, 2026 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
May 8, 2026 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
May 8, 2026 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
May 8, 2026 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Feb 18, 2026 GNRN
NON-FINAL ACTION E-MAILED
Feb 18, 2026 GNRT
NON-FINAL ACTION WRITTEN
Feb 18, 2026 CNRT
ASSIGNED TO EXAMINER
Feb 11, 2026 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Feb 9, 2026 NWOS
APPLICATION FILING RECEIPT MAILED
Sep 19, 2025 MAFR
NEW APPLICATION ENTERED
Sep 19, 2025 NWAP