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Created with Raphaël 2.1.0 21.04.1994 Formal examination (assignment of filing date) 31.12.1994 Publication of the decision of grant (B1) 31.05.1995 Issuance of patent (C2) 30.06.1995 Completion of the opposition filing period 21.04.2000 Valid until 30.11.2002 Publication of the decision of forfeiture, the term of re-establishment has expired

Patent expired


(11)Number of the document122
(21)Number of the application94-0131
(22)Filing date of the application1994.04.21
 Date of filing the request for examination (de fond) 21.04.1994
(71)Name(s) of applicant(s), code of the countryCHINOIN GYOGYSZER -ES VEGYESZETI TERMEKEK GYARA Rt., HU;
(72)Name(s) of inventor(s), code of the countryMINKER 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; DEZSO Dr.Korbonita, HU;
(73)Name(s) of owner(s), code of the countryCHINOIN GYOGYSZER -ES VEGYESZETI TERMEKEK GYARA RT, HU;
(54)Title of the inventionMethod of obtaining of oxadiaxolelalkylpurin derivers or of its acidic salts additive pharmaceutical useful
(13)Kind-of-document code
C2, BOPI 06/1995
B1, BOPI 12/1994
(51)International Patent Classification C07D 273/02 (2006.01); C07D 473/04 (2006.01);
(19)CountryHU
(45)Date of publication of patent granting decision:1994.12.31
(47)Date of issuance of patent1995.05.26
(30)Priority4230/86, 1986.10.09, HU
(74)Patent attorneyGLAZUNOV Nicolae, Str. Trandafirilor nr. 31, bloc 1, ap. 111, MD-2038, Chişinău, Republica Moldova
 Payment for maintenance up to the date2000.04.21
 Date of patent termination2000.04.21
 Date of publication of the termination of patent, with the right of restoration2001.11.30
 Date of publication of the termination of patent, without the right of restoration2002.11.30
(30*)Priority of the former USSR application4203547/04, SU; 4356424/04, 1988.09.19, SU
(10*)Title of protection of the former USSR1635901, SU
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