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Roy A. Johnson
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Kalamazoo, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of preparing a taxol derivative
Patent number
6,911,549
Issue date
Jun 28, 2005
Jackson B. Hester, Jr.
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic hydrocarbons with an aminoalkyl sidechain
Patent number
5,621,123
Issue date
Apr 15, 1997
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Arylmethylphosphonates and phosphonic acids useful as anti-inflamma...
Patent number
5,593,980
Issue date
Jan 14, 1997
The Upjohn Company
Roy A. Johnson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
.DELTA..sup.6,7 -taxols antineoplatic use and pharmaceutical compos...
Patent number
5,556,878
Issue date
Sep 17, 1996
The Upjohn Company
Robert C. Kelly
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Arylmethylphosphonates and phosphonic acids useful as anti-inflamma...
Patent number
5,500,417
Issue date
Mar 19, 1996
The Upjohn Company
Roy A. Johnson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Steroid compounds
Patent number
5,373,095
Issue date
Dec 13, 1994
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bisphosphonic acid derivatives useful as anti-arthritic agents
Patent number
5,360,797
Issue date
Nov 1, 1994
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dialkyl (dialkoxyphosphinyl)methyl phosphates as anti-inflammatory...
Patent number
5,347,029
Issue date
Sep 13, 1994
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic hydrocarbons with an aminoalkyl sidechain
Patent number
5,334,712
Issue date
Aug 2, 1994
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phosphonic acid derivatives useful as anti-inflammatory agents
Patent number
5,298,498
Issue date
Mar 29, 1994
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic hydrocarbons with an aminoalkyl sidechain
Patent number
5,196,542
Issue date
Mar 23, 1993
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic hydrocarbons with an aminoalkyl sidechain
Patent number
5,187,299
Issue date
Feb 16, 1993
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic hydrocarbons with an aminoalkyl sidechain
Patent number
5,145,874
Issue date
Sep 8, 1992
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic hydrocarbons with an aminoalkyl sidechain
Patent number
4,917,826
Issue date
Apr 17, 1990
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3'-pyridinylalkylinden- and 3'-pyridinylalkylindol-2-carboxylic aci...
Patent number
4,882,433
Issue date
Nov 21, 1989
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3'-pyridinylalkylinden- and 3'-pyridinylalkylindol-2-carboxylic aci...
Patent number
4,767,865
Issue date
Aug 30, 1988
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metal-mediated halohydrin formation
Patent number
4,560,811
Issue date
Dec 24, 1985
Massachusetts Institute of Technology
Karl B. Sharpless
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PGI.sub.2 Salts
Patent number
4,499,293
Issue date
Feb 12, 1985
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridyl-substituted-benzofurans
Patent number
4,495,357
Issue date
Jan 22, 1985
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridyl-substituted-benzofurans
Patent number
4,490,531
Issue date
Dec 25, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Enlarged-hetero-ring prostacyclin analogs
Patent number
4,490,537
Issue date
Dec 25, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Enlarged-hetero-ring prostacyclin analogs
Patent number
4,490,538
Issue date
Dec 25, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Enlarged-hetero-ring prostacyclin analogs
Patent number
4,490,549
Issue date
Dec 25, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Enlarged-hetero-ring prostacyclin analogs
Patent number
4,490,548
Issue date
Dec 25, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridyl-substituted-benzofurans
Patent number
4,455,427
Issue date
Jun 19, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazolyl-substituted benzofurans
Patent number
4,452,986
Issue date
Jun 5, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dibenzo diazacines
Patent number
4,447,607
Issue date
May 8, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-Decarboxy-2-tetrazolyl-PGI.sub.2 compounds
Patent number
4,424,350
Issue date
Jan 3, 1984
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PGI.sub.2 Pharmacologically acceptable salts
Patent number
4,338,325
Issue date
Jul 6, 1982
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PGI.sub.2 Lower alkyl esters
Patent number
4,337,204
Issue date
Jun 29, 1982
The Upjohn Company
Roy A. Johnson
C07 - ORGANIC CHEMISTRY