Inventor · disambiguated record
Donald E. Butler
Also filed as: BUTLER DONALD E · BUTLER DONALD EUGENE · BUTLER Donald · PAMMENT MICHAEL GERARD
73 granted patents·2 pending applications·3,336 citations·filing 1975–2022
99Inventor score
Top patents by PatentIndex Score
75 records- 0199US5489691AProcess for trans-6-(2-(substituted-pyrrol-1-yl)alkyl)pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1995·Granted Feb 6, 1996·177 cites·4 claims
- 0299US5298627AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1993·Granted Mar 29, 1994·201 cites·12 claims
- 0399US5280126AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1993·Granted Jan 18, 1994·134 cites·5 claims
- 0499US5003080AProcess for trans-6-(2-(substituted-pyrrol-1-yl)alkyl)pryan-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1989·Granted Mar 26, 1991·240 cites·14 claims
- 0598US5446054AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1994·Granted Aug 29, 1995·92 cites·9 claims
- 0698US5342952AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1993·Granted Aug 30, 1994·232 cites·10 claims
- 0798US5248793AProcess for the synthesis of (4R-cis)-1,1-dimethylethyl 6-iodomethyl or 6-(phenyl-substituted)sulfonyloxymethyl-2,2-dimethyl-1,3-dioxane-4-acetateWARNER LAMBERT CO·Filed 1992·Granted Sep 28, 1993·138 cites·2 claims
- 0898US5245047AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1993·Granted Sep 14, 1993·136 cites·2 claims
- 0998US5216174AProcess for trans-6-[12-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1992·Granted Jun 1, 1993·163 cites·9 claims
- 1098US5155251AProcess for the synthesis of (5R)-1,1-dimethylethyl-6-cyano-5-hydroxy-3-oxo-hexanoateWARNER LAMBERT CO·Filed 1991·Granted Oct 13, 1992·178 cites·8 claims
- 1198US5149837AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1992·Granted Sep 22, 1992·154 cites·7 claims
- 1298US5124482AProcess for trans-6-(2-substituted-pyrrol-1-yl)alkyl)pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1991·Granted Jun 23, 1992·174 cites·2 claims
- 1398US5097045AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1990·Granted Mar 17, 1992·166 cites·9 claims
- 1497US5489690AProcess for trans-6[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1995·Granted Feb 6, 1996·91 cites·10 claims
- 1597US5397792AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1994·Granted Mar 14, 1995·137 cites·6 claims
- 1696US6476235B2Process for the synthesis of 5-(4-fluorophenyl)-1-[2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl)-ethyl]-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamideWARNER LAMBERT CO·Filed 2001·Granted Nov 5, 2002·87 cites·51 claims
- 1796US5510488AProcess for trans-6- 2-(substituted-pyrrol-1-yl)alkyl!pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1995·Granted Apr 23, 1996·92 cites·8 claims
- 1896US4179563A3-Aryloxy-substituted-aminopyridines and methods for their productionWARNER LAMBERT CO·Filed 1978·Granted Dec 18, 1979·34 cites·8 claims
- 1994US5470981AProcess for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesisWARNER LAMBERT CO·Filed 1995·Granted Nov 28, 1995·90 cites·10 claims
- 2094US5103024AProcess for the synthesis of (4r-cis)-1,1-dimethylethyl 6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetateWARNER LAMBERT CO·Filed 1990·Granted Apr 7, 1992·163 cites·13 claims
- 2192US5998633AProcess for the synthesis of protected esters of (S)-3,4-dihydroxybutyric acidWARNER LAMBERT CO·Filed 1997·Granted Dec 7, 1999·82 cites·39 claims
- 2290US4894476AGabapentin monohydrate and a process for producing the sameWARNER LAMBERT CO·Filed 1988·Granted Jan 16, 1990·80 cites·2 claims
- 2389US4960931AGabapentin mohohydrate and a process for producing the sameWARNER LAMBERT CO·Filed 1989·Granted Oct 2, 1990·33 cites·7 claims
- 2488US4582909ABenzobicyclic lactam acids and derivatives as cognition activatorsWARNER LAMBERT CO·Filed 1984·Granted Apr 15, 1986·34 cites·19 claims
- 2587US4782071ATetrasubstituted urea cholinergic agentsWARNER LAMBERT CO·Filed 1986·Granted Nov 1, 1988·28 cites·25 claims
- 2685US6861555B2Calcium dicarboxylate ethers, methods of making same, and treatment of vascular disease and diabetes therewithWARNER LAMBERT CO·Filed 2001·Granted Mar 1, 2005·17 cites·81 claims
- 2783US4187379A3-Aryloxy-2-pyridinecarbonitrile 1-oxide compoundsWARNER LAMBERT CO·Filed 1978·Granted Feb 5, 1980·10 cites·7 claims
- 2881US4525476AN-[1-oxo-3-(5-oxo-2-pyrrolidinyl)propyl]-alpha-aminoacids and derivatives as cognition activatorsWARNER LAMBERT CO·Filed 1983·Granted Jun 25, 1985·13 cites·21 claims
- 2980US6545153B1Process for the synthesis of 5-(4-fluorophenyl)-1-[2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl)-ethyl]-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamideWARNER LAMBERT CO·Filed 2002·Granted Apr 8, 2003·10 cites·2 claims
- 3072US4745123ASubstituted tetrahydro-3-pyridine-carboxylic acid, ester, and amide cholinergic agentsWARNER LAMBERT CO·Filed 1986·Granted May 17, 1988·17 cites·21 claims
- 3170US4677112A1,2,3,4-tetrahydro-2-oxo-8-quinolineacetic and -propanoic acids and derivatives as cognition activatorsWARNER LAMBERT CO·Filed 1985·Granted Jun 30, 1987·9 cites·16 claims
- 3269US4067983APharmaceutical compositions and methodsPARKE DAVIS & CO·Filed 1976·Granted Jan 10, 1978·6 cites·12 claims
- 3367US6933393B2Process for the synthesis of 5-(4-fluorophenyl)-1-[2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl)-ethyl]-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamideWARNER LAMBERT CO·Filed 2003·Granted Aug 23, 2005·1 cites·1 claims
- 3466US5506352AProcess for the synthesis of 9-(β-D-arabinofuranosyl)adenine, 5'-phosphateWARNER LAMBERT CO·Filed 1994·Granted Apr 9, 1996·16 cites·8 claims
- 3566US4372966AUse of dihydro-1H-pyrrolizine-3,5(2H,6H)-dione as a cognition activatorWARNER LAMBERT CO·Filed 1981·Granted Feb 8, 1983·5 cites·15 claims
- 3666US4212980A5-Phenoxy-2-pyridinecarbonitrile compounds and methods for their productionWARNER LAMBERT CO·Filed 1978·Granted Jul 15, 1980·4 cites·2 claims
- 3765US7361771B2Process for the synthesis of 5-(4-fluorophenyl)-1-[2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl)-ethyl]-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamideWARNER LAMBERT CO·Filed 2006·Granted Apr 22, 2008·0 cites·5 claims
- 3864US4563469ADerivatives of N-[2-(tetrahydro-3,5-dioxo-1H-pyrrolizin-7a(5H)-yl)ethyl]amine as cognition activatorsWARNER LAMBERT CO·Filed 1984·Granted Jan 7, 1986·5 cites·28 claims
- 3962US3944139AMoisturizing apparatus for use with wind machinesSSP AGRIC EQUIP·Filed 1975·Granted Mar 16, 1976·17 cites·9 claims
- 4060US7183408B2Process for the synthesis of 5-(4-fluorophenyl)-1-[2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl)-ethyl]-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamideWARNER LAMBERT CO·Filed 2005·Granted Feb 27, 2007·0 cites·2 claims
- 4157US4434169APharmaceutical compositions and methodsWARNER LAMBERT CO·Filed 1983·Granted Feb 28, 1984·6 cites·5 claims
- 4256US4454327A5-Oxo-2,2-pyrrolidinedipropanoic acid and ester derivatives thereofWARNER LAMBERT CO·Filed 1982·Granted Jun 12, 1984·3 cites·8 claims
- 4354US4582838ADerivatives of dihydro-1H-pyrrolo[1,2-c]imidazol-3,5-dione as cognition activatorsWARNER LAMBERT CO·Filed 1984·Granted Apr 15, 1986·5 cites·19 claims
- 4454US4229457A3-(3-Substituted aryloxy)-2-yridinecarbonitriles, pharmaceutical compositions and methods for their productionWARNER LAMBERT CO·Filed 1979·Granted Oct 21, 1980·2 cites·2 claims
- 4554US4187311A3-Aryloxy-1-carboalkoxyethylpyridinium compounds and compositionsWARNER LAMBERT CO·Filed 1978·Granted Feb 5, 1980·2 cites·9 claims
- 4652US9586239B2Three wheel, mobile frameBUTLER DONALD E·Filed 2015·Granted Mar 7, 2017·2 cites·4 claims
- 4752US4452990A1-Aroyl-5-oxo-2-pyrrolidinepropanoic acids and related estersWARNER LAMBERT CO·Filed 1982·Granted Jun 5, 1984·4 cites·20 claims
- 4849US5710277AProcess for R (+) 1,2,3,6-tetrahydro-4-phenyl-1- (3-phenyl-3-cyclohexen-1-yl)methyl!pyridine, a central nervous system agentWARNER LAMBERT CO·Filed 1994·Granted Jan 20, 1998·4 cites·39 claims
- 4948US7141608B2Calcium dicarboxylate ethers, methods of making same, and treatment of vascular disease and diabetes therewithWARMER LAMBERT COMPANY LLC·Filed 2004·Granted Nov 28, 2006·1 cites·9 claims
- 5048US4758585ASaturated cycloalkyl (B) pyrrol-1 (2H)- acetic acid amides and derivatives thereofWARNER LAMBERT CO·Filed 1985·Granted Jul 19, 1988·4 cites·28 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →