Inventor · disambiguated record
Leonard M. Weinstock
Also filed as: BAGNER CARL · TULL ROGER J · WEINSTOCK LEONARD · WEINSTOCK LEONARD M
30 granted patents·2 pending applications·340 citations·filing 1973–2007
97Inventor score
Top patents by PatentIndex Score
32 records- 0195US4140719ASolid-liquid phase transfer catalysis improved method of preparing 2,4-difluoroanilineMERCK & CO INC·Filed 1977·Granted Feb 20, 1979·45 cites·10 claims
- 0294US4834846AProcess for deblocking N-substituted β-lactamsMERCK & CO INC·Filed 1987·Granted May 30, 1989·56 cites·3 claims
- 0386US3946009A2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazinesMERCK SHARP & DOHME·Filed 1973·Granted Mar 23, 1976·17 cites·7 claims
- 0485US5391752AProcess for the preparation of antiulcer agentsMERCK & CO INC·Filed 1993·Granted Feb 21, 1995·75 cites·8 claims
- 0585US4145364APreparation of fluorinated anilinesMERCK & CO INC·Filed 1977·Granted Mar 20, 1979·16 cites·23 claims
- 0680US4282364AProcess for the preparation of thiazolesMERCK & CO INC·Filed 1980·Granted Aug 4, 1981·12 cites·11 claims
- 0777US4131618APreparation of salicylic acid and derivativesMERCK & CO INC·Filed 1977·Granted Dec 26, 1978·12 cites·12 claims
- 0877US4042586A2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazinesMERCK SHARP & DOHME·Filed 1975·Granted Aug 16, 1977·9 cites·9 claims
- 0976US4294988AMethod of preparing 2,4-difluoroanilineMERCK & CO INC·Filed 1977·Granted Oct 13, 1981·10 cites·8 claims
- 1073US3972947AProcess for the preparation of chloromethyl methyl etherMERCK & CO INC·Filed 1975·Granted Aug 3, 1976·9 cites·6 claims
- 1172US4193995A2-(3-Substituted amino-2-hydroxypropoxy)-3-substituted pyrazine compounds and compositionsMERCK & CO INC·Filed 1977·Granted Mar 18, 1980·7 cites·8 claims
- 1271US4171440AProcess for purification of 9-(2,6-dihalobenzyl)adeninesMERCK & CO INC·Filed 1978·Granted Oct 16, 1979·6 cites·7 claims
- 1369US4111948AProcess for the preparation of 4-methylthiazoleMERCK & CO INC·Filed 1976·Granted Sep 5, 1978·8 cites·5 claims
- 1466US4444685AStereospecific synthesis of thienamycin from penicillinMERCK & CO INC·Filed 1982·Granted Apr 24, 1984·6 cites·9 claims
- 1566US4053286AProcess for the preparation of cephalosporin antibioticsMERCK & CO INC·Filed 1976·Granted Oct 11, 1977·5 cites·18 claims
- 1664US4051144ASinister-3,5-disubstituted oxozolidines their preparation and useFROSST & CO CHARLES E·Filed 1974·Granted Sep 27, 1977·7 cites·17 claims
- 1761US4525582ASilyl, benzyl, p-nitrobenyl, or methyl esters of diazoacetate, a synthon used in the conversion of penicillin to thienamycinMERCK & CO INC·Filed 1984·Granted Jun 25, 1985·4 cites·1 claims
- 1857US5021575AMethod for introducing a 1,2 double bond into azasteroidsMERCK & CO INC·Filed 1989·Granted Jun 4, 1991·12 cites·10 claims
- 1957US2008161337A1Use of Rifaximin for the Treatment of Chronic ProstatitisWEINSTOCK LEONARD·Filed 2007·Application pending·0 cites
- 2057US2008159987A1Use of Rifaximin for the Treatment of Restless Legs SyndromeWEINSTOCK LEONARD·Filed 2007·Application pending·0 cites
- 2155US4508921AProcess for preparation of alpha-alkyl amino acidsMERCK & CO INC·Filed 1984·Granted Apr 2, 1985·9 cites·3 claims
- 2253US4216340APreparation of 5-(2,4-difluorophenyl)salicylic acid and derivativesMERCK & CO INC·Filed 1979·Granted Aug 5, 1980·4 cites·15 claims
- 2352US3962338ANovel methods and compounds employed thereinMERCK & CO INC·Filed 1973·Granted Jun 8, 1976·3 cites·8 claims
- 2450US4845237AAcylation process for the synthesis of HMG-CoA reductase inhibitorsMERCK & CO INC·Filed 1987·Granted Jul 4, 1989·4 cites·18 claims
- 2550US4031125A3-Sulfonate ester of 2,3-dihydroxypropylamineMERCK & CO INC·Filed 1975·Granted Jun 21, 1977·2 cites·4 claims
- 2645US4098787AProcess for preparation of 9-(dihalobenzyl) adeninesMERCK & CO INC·Filed 1977·Granted Jul 4, 1978·1 cites·1 claims
- 2737US4127721ADerivatives of thiadiazolo[3,4-d]pyrimidineMERCK & CO INC·Filed 1977·Granted Nov 28, 1978·0 cites·1 claims
- 2834US4869791AProcess for preparing 10,11-dihydro-11-exo-hydroxy-5-methyldibenzo[a,d]cyclohepten-5,10-imineMERCK & CO INC·Filed 1988·Granted Sep 26, 1989·1 cites·6 claims
- 2932US4010173ASynthesis of 4-cyanothiazolesMERCK & CO INC·Filed 1975·Granted Mar 1, 1977·0 cites·9 claims
- 3031US4362726ASubstituted-1,2,5-thiadiazole-1-oxide compounds, compositions and useMERCK & CO INC·Filed 1981·Granted Dec 7, 1982·0 cites·20 claims
- 3130US4343802A2-(3-Substituted amino-2-hydroxypropoxy)-3-piperidino pyrazines for use in treating hypertensionMERCK SHARP & DOHME·Filed 1980·Granted Aug 10, 1982·0 cites·7 claims
- 3227US4218563AProcess for the preparation of cephamycin antibioticsMERCK & CO INC·Filed 1979·Granted Aug 19, 1980·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →