Assignee
PENWEST PHARMACEUTICALS COMPAN
US·3 granted patents·1 pending application·97 citations·filing 2002–2007
Top patents by PatentIndex Score
4 records- 0194US7276250B2Sustained release formulations of oxymorphonePENWEST PHARMACEUTICALS COMPAN·Filed 2002·Granted Oct 2, 2007·64 cites·16 claims
- 0281US7214387B2Sustained release formulations of metforminPENWEST PHARMACEUTICALS COMPAN·Filed 2003·Granted May 8, 2007·31 cites·23 claims
- 0372US7172766B2Controlled release insufflation carrier for medicamentsPENWEST PHARMACEUTICALS COMPAN·Filed 2002·Granted Feb 6, 2007·2 cites·18 claims
- 0465US2008050431A1Sustained release formulations of oxymorphonePENWEST PHARMACEUTICALS COMPAN·Filed 2007·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →