Inventor · disambiguated record
Richard W. Draper
Also filed as: CASMER CHARLES J · DRAPER RICHARD W
15 granted patents·221 citations·filing 1974–2004
92Inventor score
Files withSCHERING CORP15
Top patents by PatentIndex Score
15 records- 0196US4267173AUse of 6β-fluoro-7α-halogenocorticoids as topical anti-inflammatories and pharmaceutical formulations useful thereforSCHERING CORP·Filed 1979·Granted May 12, 1981·79 cites·17 claims
- 0293US4172132A1,3,5(10),6,8,14-19-Nor-pregnahexaenes, their use as anti-psoriatic agents, and pharmaceutical formulations useful thereforSCHERING CORP·Filed 1978·Granted Oct 23, 1979·46 cites·23 claims
- 0390US3984544ARetinoic acid esters of steroids of the pregnane series, their use in the treatment of acne and pharmaceutical formulations useful thereforSCHERING CORP·Filed 1975·Granted Oct 5, 1976·32 cites·25 claims
- 0479US6262270B1Enantioselective synthesisSCHERING CORP·Filed 1999·Granted Jul 17, 2001·32 cites·22 claims
- 0574US4201778A6-Acyloxy-1,4,6-pregnatrienes, their use as anti-inflammatory agents, methods for their manufacture, and 6-oxo-1,4-pregnadiene intermediatesSCHERING CORP·Filed 1977·Granted May 6, 1980·13 cites·30 claims
- 0664US6509472B24-Cyclohexyl-1,3,2-oxazaborolidine chiral accessoriesSCHERING CORP·Filed 2001·Granted Jan 21, 2003·3 cites·19 claims
- 0764US4185101A1,3,5(10),6,8-19-Nor-pregnapentaenes, their use as anti-psoriatic agents, and pharmaceutical formulations useful thereforSCHERING CORP·Filed 1978·Granted Jan 22, 1980·6 cites·10 claims
- 0857US5670666AProcess for preparing intermediates for the synthesis of D1 antagonistsSCHERING CORP·Filed 1995·Granted Sep 23, 1997·5 cites·3 claims
- 0943US7161024B2Process for the preparation and purification of 2-(alkoxyalkylidene)-3-ketoalkanoic acid esters from 3-ketoalkanoic acid estersSCHERING CORP·Filed 2004·Granted Jan 9, 2007·0 cites·35 claims
- 1043US5463051AProcess for preparing benzazepine intermediates for the synthesis of D1 antagonistsSCHERING CORP·Filed 1993·Granted Oct 31, 1995·2 cites·13 claims
- 1139US5461147AProcess for preparing benzazepine intermediates for the synthesis of D1 antagonistsSCHERING CORP·Filed 1993·Granted Oct 24, 1995·1 cites·8 claims
- 1231US5502186AProcess for preparing intermediates for the synthesis of D1 antagonistsSCHERING CORP·Filed 1995·Granted Mar 26, 1996·0 cites·3 claims
- 1327US5670676AProcess for preparation of 9α -chloro-11β formyloxypregna-3.20-dionesSCHERING CORP·Filed 1995·Granted Sep 23, 1997·0 cites·22 claims
- 1427US5602248AProcess for preparation of 9α-chloro-11β-formyloxypregna-3,20-dionesSCHERING CORP·Filed 1995·Granted Feb 11, 1997·0 cites·31 claims
- 1527US3932388A-Azido-4,6-pregnadieno(3,2-c)pyrazoles, processes for their preparation and intermediates useful thereinSCHERING CORP·Filed 1974·Granted Jan 13, 1976·2 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →