Lek
Records under this name other than patents Lek holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 5 of 5 · Back to Lek
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,467,093 | Process for preparing a 1,4-dihydropyridine derivative Term ended Term ended no later than Aug 21, 2004 · Low confidence | Term ended | Term ended no later than Aug 21, 2004 | Low confidence |
| US 4,855,439 | Process for the preparation of cimetidine Term ended Term ended no later than Aug 8, 2009 · Low confidence | Term ended | Term ended no later than Aug 8, 2009 | Low confidence |
| US 5,047,247 | Dispersible tablets of dihydroergotoxine methanesulfonate and of acid addition salts thereof Term ended Term ended no later than Sep 10, 2011 · Low confidence | Term ended | Term ended no later than Sep 10, 2011 | Low confidence |
| US 5,069,910 | Dispersible cimetidine tablets Term ended Term ended no later than Dec 3, 2011 · Low confidence | Term ended | Term ended no later than Dec 3, 2011 | Low confidence |
| US 5,079,237 | Inclusion complex of nicardipine or its hydrochloride with beta-cyclodextrin and a sustained release pharmaceutical preparation containing the same Term ended Term ended no later than Jan 7, 2012 · Low confidence | Term ended | Term ended no later than Jan 7, 2012 | Low confidence |