David R. Chow

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North York, CA

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Patents Grantslast 30 patents

Information Patent Grant
Membrane removing forceps
- Patent number 10,004,525
- Issue date Jun 26, 2018
- Katalyst Surgical, LLC
- Gregg D Scheller
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Membrane removing forceps
- Patent number 9,999,436
- Issue date Jun 19, 2018
- Katalyst Surgical, LLC
- Gregg D Scheller
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Membrane removing forceps
- Patent number 9,204,995
- Issue date Dec 8, 2015
- Katalyst Surgical, LLC
- Gregg D Scheller
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
MEMBRANE REMOVING FORCEPS
- Publication number 20170119419
- Publication date May 4, 2017
- KATALYST SURGICAL, LLC
- Gregg D. Scheller
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MEMBRANE REMOVING FORCEPS
- Publication number 20160066940
- Publication date Mar 10, 2016
- KATALYST SURGICAL, LLC
- Gregg D. Scheller
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MEMBRANE REMOVING FORCEPS
- Publication number 20140277110
- Publication date Sep 18, 2014
- KATALYST SURGICAL, LLC
- Gregg D. Scheller
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE