Richard William Skeean

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Ann Arbor, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Certain benzothiazine dioxide endothelin antagonists and processes...
- Patent number 6,545,150
- Issue date Apr 8, 2003
- Warner-Lambert Company
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain benzothiazine dioxide endothelin antagonists and processes...
- Patent number 6,440,962
- Issue date Aug 27, 2002
- Warner-Lambert Company
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain benzothiazine dioxide endothelin antagonists and processes...
- Patent number 6,265,399
- Issue date Jul 24, 2001
- Warner-Lambert Company
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain benzothiazine dioxide endothelin antagonists and processes...
- Patent number 6,252,070
- Issue date Jun 26, 2001
- Warner-Lambert Company
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4,5-dihydro-4,4-dialkyl-6-(substituted)phenyl-3(2H)-pyridazinones u...
- Patent number 4,820,697
- Issue date Apr 11, 1989
- Warner-Lambert Company
- Ila Sircar
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Certain benzothiazine dioxide endothelin antagonists and processes...
- Publication number 20030073684
- Publication date Apr 17, 2003
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Certain benzothiazine dioxide endothelin antagonists and processes...
- Publication number 20020094980
- Publication date Jul 18, 2002
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Certain benzothiazine dioxide endothelin antagonists and processes...
- Publication number 20010036944
- Publication date Nov 1, 2001
- Amy Mae Bunker
- C07 - ORGANIC CHEMISTRY