| (11) | Number of the document | 457 |
| (21) | Number of the application | 95-0113 |
| (22) | Filing date of the application | 1994.06.24 |
| | Date of filing the request for examination | (pe raspunderea solicitantului) 28.02.1995 |
| (71) | Name(s) of applicant(s), code of the country | LABORATOIRES UPSA, S.A., FR; |
| (72) | Name(s) of inventor(s), code of the country | BRU-MAGNIEZ Nicole, FR; LAUNAY MICHELE, FR; TEULON JEAN-MARIE, FR; |
| (73) | Name(s) of owner(s), code of the country | LABORATOIRES UPSA, S.A., FR; |
| (54) | Title of the invention | New naphtiridin derivatives , preparation method, pharmaceutical compositions containing these derivatives, their utilization as antireproductive medicines |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C07D 471/04 (2006.01); |
| (19) | Country | FR |
| (45) | Date of publication of patent granting decision: | 1996.08.31 |
| (47) | Date of issuance of patent | 1997.04.30 |
| (30) | Priority | 93 07746, 1993.06.25, FR |
| (74) | Patent attorney | JENICICOVSCAIA Galina, Str. Miron Costin nr. 15/2, of. 19-20, MD-2045, Chişinău, Republica Moldova |
| (85) | Date of introducing the national procedure | 1994.06.24 |
| (86) | International application | PCT/FR1994/000763, 1994.06.24 |
| (87) | International publication | WO 1995/00513, 1995.01.05 |
| | Payment for maintenance up to the date | 1998.06.24 |
| | Date of patent termination | 1998.06.24 |
| | Date of publication of the termination of patent, with the right of restoration | 2002.02.20 |
| | Date of publication of the termination of patent, without the right of restoration | 2002.11.30 |