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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL. | A61K 31/135 | (2006.01) |
| A61P 25/04 | (2006.01) | ||
| C07B 57/00 | (2006.01) | ||
| C07C 213/10 | (2006.01) | ||
| C07C 217/54 | (2006.01) | ||
| C07C 217/74 | (2006.01) |
| (11) | Number of the document | 0787715 |
| (13) | Kind of document | T |
| (96) | European patent application number | 96120726.3 |
| Date of filing the European patent application | 1996-12-21 | |
| (97) | Date of publication of the European application | 1997-08-06 |
| (45) | Date of publication and mention of the grant of the patent | 2000-01-26 |
| (46) | Date of publication of the claims translation | 2000-03-27 |
| (30) | Number | Date | Country code |
| 19601745 | 1996-01-19 | DE |
| (72) |
BUSCHMANN, Helmut, DE
GRAUDUMS, Ivars, DE
WINTER, Werner, DE
JANSEN, Peter, DE
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| (73) |
Gruenenthal GmbH,
Zieglerstrasse 6, D-52078 Aachen,
DE
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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) | Tramadolo racemato perskyrimo būdas |
| Process for the optical resolution of tramadol |
| Payment date | Validity (years) | Amount | |
| 2012-11-19 | 17 | 1200.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2013-12-21 |