Inventor · disambiguated record
Thomas K. Schaaf
Also filed as: EGGLER JAMES F · SCHAAF THOMAS K · SCHAAF THOMAS KEN
36 granted patents·304 citations·filing 1973–1982
97Inventor score
Files withPFIZER36
Top patents by PatentIndex Score
36 records- 0197US4011262A13,14-Dihydro-15-substituted-ω-pentanorprostaglandins of the two seriesPFIZER·Filed 1974·Granted Mar 8, 1977·57 cites·13 claims
- 0295US3954741AN-substituted prostaglandin carboxamidesPFIZER·Filed 1973·Granted May 4, 1976·36 cites·11 claims
- 0394US4152527A15-Substituted-ω-pentanorprostaglandinsPFIZER·Filed 1973·Granted May 1, 1979·31 cites·39 claims
- 0490US3956284AHeterocyclic 15-substituted-ω-pentanorprostoglandinsPFIZER·Filed 1974·Granted May 11, 1976·21 cites·14 claims
- 0589US3984424AP-biphenyl esters of 15-substituted-ω-pentanorprostaglandinsPFIZER·Filed 1974·Granted Oct 5, 1976·19 cites·37 claims
- 0688US3974213A13,14-Dihydro-15-substituted-ω-pentanorprostaglandinsPFIZER·Filed 1974·Granted Aug 10, 1976·17 cites·5 claims
- 0786US3971826A15-Substituted-ω-pentanorprostaglandinsPFIZER·Filed 1974·Granted Jul 27, 1976·14 cites·17 claims
- 0879US4035360AMagnesium salts of 2-descarboxy-2-(tetrazol-5-yl)-11-desoxy-15-substituted-omega-pentanoprostaglandinsPFIZER·Filed 1975·Granted Jul 12, 1977·9 cites·32 claims
- 0978US4154949A11-Desoxy-15-substituted-ω-pentanor prostaglandinsPFIZER·Filed 1977·Granted May 15, 1979·11 cites·5 claims
- 1075US3932389A2-Descarboxy-2-(tetrazol-5-yl)-11-desoxy-15-substituted-.omega.-pentanorprostaglandinsPFIZER·Filed 1974·Granted Jan 13, 1976·30 cites·37 claims
- 1172US4036832A15-Substituted-ω-pentanorprostaglandinsPFIZER·Filed 1976·Granted Jul 19, 1977·8 cites·4 claims
- 1265US4097601ABone deposition by 2-descarboxy-2-(tetrazol-5-yl)-11-dexosy-16-aryl prostaglandinsPFIZER·Filed 1977·Granted Jun 27, 1978·15 cites·7 claims
- 1363US3980642A15-Substitute D-ω-pentanorprostaglandinsPFIZER·Filed 1975·Granted Sep 14, 1976·5 cites·5 claims
- 1458US4122093AProcess for preparing a lactonePFIZER·Filed 1977·Granted Oct 24, 1978·3 cites·6 claims
- 1558US3953466A4(Tetrazol-5-yl)-butyltriphenylphosphonium halide compoundsPFIZER·Filed 1974·Granted Apr 27, 1976·3 cites·5 claims
- 1658US3943151AProstaglandin intermediatesPFIZER·Filed 1973·Granted Mar 9, 1976·4 cites·3 claims
- 1754US4074044ACyanoprostaglandinsPFIZER·Filed 1977·Granted Feb 14, 1978·3 cites·3 claims
- 1854US3992438ANovel prostaglandin intermediatesPFIZER·Filed 1975·Granted Nov 16, 1976·3 cites·1 claims
- 1952US4102894A15-Substituted-ω-pentanorprostaglandinsPFIZER·Filed 1976·Granted Jul 25, 1978·2 cites·4 claims
- 2048US4157341A11-Desoxy-16-aryloxy-ω-tetranorprostaglandinsPFIZER·Filed 1977·Granted Jun 5, 1979·2 cites·15 claims
- 2148US4045465ACyanoprostaglandinsPFIZER·Filed 1976·Granted Aug 30, 1977·2 cites·3 claims
- 2246US4292444ASulfonyl prostaglandin carboxamide derivativesPFIZER·Filed 1980·Granted Sep 29, 1981·2 cites·6 claims
- 2346US4214099AIntermediates for synthesis of precursors for prostaglandinsPFIZER·Filed 1978·Granted Jul 22, 1980·1 cites·1 claims
- 2441US4078021ADimethyl 2-oxo-6-cyanohexyl-phosphonatePFIZER·Filed 1977·Granted Mar 7, 1978·1 cites·1 claims
- 2541US3989736AProstaglandin 5-indanyl estersPFIZER·Filed 1974·Granted Nov 2, 1976·1 cites·7 claims
- 2638US3992439ASynthesis of prostaglandins of the "one"-seriesPFIZER·Filed 1975·Granted Nov 16, 1976·1 cites·2 claims
- 2737US4080368AFuryl-2-oxo-alkanephosphonatesPFIZER·Filed 1977·Granted Mar 21, 1978·0 cites·2 claims
- 2835US4342868A2-Descarboxy-2-(tetrazol-5-yl)-16,16-dimethyl-17-(2-furyl)-ω-trisnorprostaglandin E2PFIZER·Filed 1981·Granted Aug 3, 1982·0 cites·1 claims
- 2935US4065472A5-(2-Carboxythiophen-5-yl)-16-aryloxy-α-tetranor-ω-tetranorprostaglandinsPFIZER·Filed 1975·Granted Dec 27, 1977·1 cites·7 claims
- 3034US4243595A15-Substituted-omega-pentanorprostaglandinsPFIZER·Filed 1976·Granted Jan 6, 1981·0 cites·4 claims
- 3134US4113723A15-Substituted-ω-pentanorprostaglandinsPFIZER·Filed 1977·Granted Sep 12, 1978·2 cites·9 claims
- 3233US4455421A11-Desoxy-16-aryloxy-ω-tetranorprostaglandinsPFIZER·Filed 1982·Granted Jun 19, 1984·0 cites·6 claims
- 3332US4404372A15-Substituted-ω-pentanorprostaglandin derivativesPFIZER·Filed 1977·Granted Sep 13, 1983·0 cites·1 claims
- 3432US4365077A11-Desoxy-16-aryloxy-ω-tetranorprostaglandinsPFIZER·Filed 1979·Granted Dec 21, 1982·0 cites·12 claims
- 3532US4232173A15-Sulfonamidoprostaglandin derivativesPFIZER·Filed 1979·Granted Nov 4, 1980·0 cites·7 claims
- 3630US4143051A15-Substituted-ω-pentanorprostaglandinsPFIZER·Filed 1977·Granted Mar 6, 1979·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →