Yi B. Xiang

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Pierrefonds, CA

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Patents Grantslast 30 patents

Information Patent Grant
Unsaturated hydroxyalkylquinoline acids as leukotriene antagonists
- Patent number 5,856,322
- Issue date Jan 5, 1999
- Merck Frosst Canada, Inc.
- Michel L. Belley
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Unsaturated hydroxyalkylquinoline acids as leukotriene antagonists
- Patent number 5,565,473
- Issue date Oct 15, 1996
- Merck Frosst Canada, Inc.
- Michel L. Belley
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Saturated hydroxyalkylquinoline acids as leukotriene antagonists
- Patent number 5,428,033
- Issue date Jun 27, 1995
- Merck Frosst Canada, Inc.
- Michel L. Belley
- C07 - ORGANIC CHEMISTRY