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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
A61K 31/545 A61K 31/546 A61P 31/00 C07D 501/00 |
| (11) | Number of the document | 3289 |
| (13) | Kind of document | B |
| (21) | Application number | IP1916 |
| (22) | Date of filing the application | 1994-04-15 |
| (41) | Date of publication of the application | 1994-11-25 |
| (45) | Date of publication of patent | 1995-06-26 |
| (30) | Number | Date | Country code |
| 048688 | 1993-04-16 | US | |
| 213562 | 1994-03-21 | US |
| (71) |
F. Hoffmann-La Roche AG,
124 Grenzacherstrasse, CH-4002 Basle,
CH
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| (72) |
Chung Chen WEI, US
Peter ANGEHRN, CH |
| (73) |
F. Hoffmann-La Roche AG,
124 Grenzacherstrasse, CH-4002 Basle,
CH
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| (74) |
Liudmila GERASIMOVIČ,
IĮ "Liudmila Gerasimovič, Patentinis patikėtinis", Vingrių g. 13-42, LT-01141 Vilnius,
LT
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| (54) | CEPHALOSPORIN DERIVATIVES WITH ANTIBACTERIAL ACTIVITY |
| Payment date | Validity (years) | Amount | |
| 2001-03-08 | 8 | 640.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2002-04-15 |