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Thomas Ken Schaaf
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Old Lyme, CT, US
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last 30 patents
Information
Patent Grant
11-Desoxy-16-aryloxy-.omega.-tetranorprostaglandins
Patent number
4,455,421
Issue date
Jun 19, 1984
Pfizer Inc.
Jasjit S. Bindra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandin derivatives
Patent number
4,404,372
Issue date
Sep 13, 1983
Pfizer Inc.
Michael R. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
11-Desoxy-16-aryloxy-.omega.-tetranorprostaglandins
Patent number
4,365,077
Issue date
Dec 21, 1982
Pfizer Inc.
Jasjit S. Bindra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-Descarboxy-2-(tetrazol-5-yl)-16,16-dimethyl-17-(2-furyl)-.omega.-...
Patent number
4,342,868
Issue date
Aug 3, 1982
Pfizer Inc.
Michael R. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonyl prostaglandin carboxamide derivatives
Patent number
4,292,444
Issue date
Sep 29, 1981
Pfizer Inc.
James F. Eggler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-omega-pentanorprostaglandins
Patent number
4,243,595
Issue date
Jan 6, 1981
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Sulfonamidoprostaglandin derivatives
Patent number
4,232,173
Issue date
Nov 4, 1980
Pfizer Inc.
Thomas K. Schaaf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Intermediates for synthesis of precursors for prostaglandins
Patent number
4,214,099
Issue date
Jul 22, 1980
Pfizer Inc.
Elias J. Corey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
11-Desoxy-16-aryloxy-.omega.-tetranorprostaglandins
Patent number
4,157,341
Issue date
Jun 5, 1979
Pfizer Inc.
Jasjit S. Bindra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
11-Desoxy-15-substituted-.omega.-pentanor prostaglandins
Patent number
4,154,949
Issue date
May 15, 1979
Pfizer Inc.
Michael R. Johnson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandins
Patent number
4,152,527
Issue date
May 1, 1979
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandins
Patent number
4,143,051
Issue date
Mar 6, 1979
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing a lactone
Patent number
4,122,093
Issue date
Oct 24, 1978
Pfizer Inc.
Elias J. Corey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandins
Patent number
4,113,723
Issue date
Sep 12, 1978
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandins
Patent number
4,102,894
Issue date
Jul 25, 1978
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bone deposition by 2-descarboxy-2-(tetrazol-5-yl)-11-dexosy-16-aryl...
Patent number
4,097,601
Issue date
Jun 27, 1978
Pfizer Inc.
Thomas Ken Schaaf
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Furyl-2-oxo-alkanephosphonates
Patent number
4,080,368
Issue date
Mar 21, 1978
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dimethyl 2-oxo-6-cyanohexyl-phosphonate
Patent number
4,078,021
Issue date
Mar 7, 1978
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyanoprostaglandins
Patent number
4,074,044
Issue date
Feb 14, 1978
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyanoprostaglandins
Patent number
4,045,465
Issue date
Aug 30, 1977
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandins
Patent number
4,036,832
Issue date
Jul 19, 1977
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Magnesium salts of 2-descarboxy-2-(tetrazol-5-yl)-11-desoxy-15-subs...
Patent number
4,035,360
Issue date
Jul 12, 1977
Pfizer Inc.
Michael R. Johnson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
13,14-Dihydro-15-substituted-.omega.-pentanorprostaglandins of the...
Patent number
4,011,262
Issue date
Mar 8, 1977
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel prostaglandin intermediates
Patent number
3,992,438
Issue date
Nov 16, 1976
Pfizer Inc.
Elias J. Corey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Synthesis of prostaglandins of the "one"-series
Patent number
3,992,439
Issue date
Nov 16, 1976
Pfizer Inc.
Thomas K. Schaaf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Prostaglandin 5-indanyl esters
Patent number
3,989,736
Issue date
Nov 2, 1976
Pfizer Inc.
Thomas K. Schaaf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
P-biphenyl esters of 15-substituted-.omega.-pentanorprostaglandins
Patent number
3,984,424
Issue date
Oct 5, 1976
Pfizer Inc.
Thomas K. Schaaf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substitute D-.omega.-pentanorprostaglandins
Patent number
3,980,642
Issue date
Sep 14, 1976
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
13,14-Dihydro-15-substituted-.omega.-pentanorprostaglandins
Patent number
3,974,213
Issue date
Aug 10, 1976
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
15-Substituted-.omega.-pentanorprostaglandins
Patent number
3,971,826
Issue date
Jul 27, 1976
Pfizer Inc.
Hans-Jurgen E. Hess
C07 - ORGANIC CHEMISTRY