| (11) | Number of the document | 143 |
| (21) | Number of the application | 94-0166 |
| (22) | Filing date of the application | 1994.04.21 |
| | Date of filing the request for examination | (de fond) 21.04.1994 |
| (71) | Name(s) of applicant(s), code of the country | CHINOIN GYOGYSZER -ES VEGYESZETI TERMEKEK GYARA Rt., HU; |
| (72) | Name(s) of inventor(s), code of the country | KORBONITS Dezso, HU; MINKER Emil, HU; VARGAI Zoltan, HU; HEJA Gergely, HU; KOVACS Gabor, HU; GOTTSEGEN Agnes, HU; ANTUS Sandor, HU; VIRAG SANDOR, HU; BOLEHOVSZKY Andrea, HU; MARTON Jeno, HU; KATALIN Marmarosine Kellner, HU; DEBRECZENI Lorand, HU; TARDOS Laszlo, HU; KORMOCZY Peter, HU; GERGELY Vera, HU; HORVATH GABOR, HU; |
| (73) | Name(s) of owner(s), code of the country | CHINOIN GYOGYSZER -ES VEGYESZETI TERMEKEK GYARA RT, HU; |
| (54) | Title of the invention | Oxadiazolylalkylpurine derivatives possessing the anti-cough activity |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C07D 473/06 (2006.01); |
| (19) | Country | HU |
| (45) | Date of publication of patent granting decision: | 1995.01.31 |
| (47) | Date of issuance of patent | 1995.07.21 |
| (30) | Priority | 4230/86, 1986.10.09, HU |
| (74) | Patent attorney | GLAZUNOV Nicolae, Str. Trandafirilor nr. 31, bloc 1, ap. 111, MD-2038, Chişinău, Republica Moldova |
| | Payment for maintenance up to the date | 2000.04.21 |
| | Date of patent termination | 2000.04.21 |
| | Date of publication of the termination of patent, with the right of restoration | 2001.11.30 |
| | Date of publication of the termination of patent, without the right of restoration | 2002.11.30 |
| (30*) | Priority of the former USSR application | 4355201/23-04, 1988.02.19, SU |
| (10*) | Title of protection of the former USSR | 1602862, SU |