Assignee
PENICK CORP
US·13 granted patents·1 pending application·646 citations·filing 1979–2013
Top patents by PatentIndex Score
14 records- 0197US6008355APreparation of oxycodone from codeinePENICK CORP·Filed 1998·Granted Dec 28, 1999·185 cites·2 claims
- 0295US5869669APreparation of 14-hydroxynormorphinones from normorphinone dienol acylatesPENICK CORP·Filed 1997·Granted Feb 9, 1999·81 cites·4 claims
- 0394US8357802B2Process for preparing oxymorphonePENICK CORP·Filed 2011·Granted Jan 22, 2013·12 cites·23 claims
- 0494US6013796APreparation of naltrexone from codeine and 3-benzylmorphinePENICK CORP·Filed 1998·Granted Jan 11, 2000·63 cites·2 claims
- 0593US6008354APreparation of noroxymorphone from morphinePENICK CORP·Filed 1998·Granted Dec 28, 1999·53 cites·1 claims
- 0693US5952495APreparation of 14-hydroxynormorphinones from normorphinonesPENICK CORP·Filed 1998·Granted Sep 14, 1999·92 cites·9 claims
- 0790US5922876APreparation of oxymorphone from morphinePENICK CORP·Filed 1998·Granted Jul 13, 1999·70 cites·2 claims
- 0887US5948788ANormorphine and normorphinone derivativesPENICK CORP·Filed 1998·Granted Sep 7, 1999·53 cites·21 claims
- 0972US4956429AMethod of making a coca leaf flavor extractPENICK CORP·Filed 1989·Granted Sep 11, 1990·27 cites·23 claims
- 1067US9487532B2Process for preparing oxymorphone, naltrexone, and buprenorphinePENICK CORP·Filed 2013·Granted Nov 8, 2016·0 cites·6 claims
- 1164US2008125592A1Process for preparing oxymorphone, naltrexone, and buprenorphinePENICK CORP·Filed 2007·Application pending·0 cites
- 1255US4264525AStepwise reduction of p-nitrophenolPENICK CORP·Filed 1979·Granted Apr 28, 1981·5 cites·22 claims
- 1341US4264526ABorate reduction of nitrophenolsPENICK CORP·Filed 1979·Granted Apr 28, 1981·3 cites·21 claims
- 1439US4507518ADehydration of 2,5-dimethyl-2,5-hexanediolPENICK CORP·Filed 1983·Granted Mar 26, 1985·2 cites·15 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →