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Created with Raphaël 2.1.0 30.12.1994 Opening of the national phase 14.08.1995 Preliminary and substantive examination 31.08.1996 Publication of the PCT application (A) 28.02.1999 Publication of the decision of grant (B2) 31.08.1999 Completion of the opposition filing period 31.10.1999 Issuance of patent (C2) 20.05.2012 Publication of expiration of the patent

Patent expired


(11)Number of the document1155
(21)Number of the application95-0172
(22)Filing date of the application1992.05.20
 Date of filing the request for examination (de fond) 30.06.1997
(71)Name(s) of applicant(s), code of the countryBIOCHEM PHARMA INC., CA;
(72)Name(s) of inventor(s), code of the countryMANSOUR, Tarek, CA; JIN Haolun, CH; TSE, Allan H., L., GB; SIDDIQUI, M., Arshad, IN;
(73)Name(s) of owner(s), code of the countrySHIRE CANADA INC, CA;
(54)Title of the inventionDiastereoselective process for production of optically active cis-nucleosides, intermediates and processes for production thereof synthesis
(13)Kind-of-document code
C2, BOPI 11/1999
B2, BOPI 02/1999
A, BOPI 08/1996
(51)International Patent Classification C07D 307/24 (2006.01); C07D 317/32 (2006.01); C07D 317/34 (2006.01); C07D 327/04 (2006.01); C07D 339/06 (2006.01); C07D 405/04 (2006.01); C07D 409/04 (2006.01); C07D 411/04 (2006.01); C07H 19/04 (2006.01); C07H 19/06 (2006.01); C07H 19/16 (2006.01);
(19)CountryCA
(41)Date of publication of the application1996.08.31
(45)Date of publication of patent granting decision:1999.02.28
(47)Date of issuance of patent1999.10.31
(30)Priority703, 379, 1991.05.21, US
(74)Patent attorneyJENICICOVSCAIA Galina, Str. Miron Costin nr. 15/2, of. 19-20, MD-2045, Chişinău, Republica Moldova
 Substantive examiner(s)EGOROV Tamara
(85)Date of introducing the national procedure1994.12.30
(86)International applicationPCT/CA1992/000211, 1992.05.20
(87)International publicationWO 1992/20669, 1992.11.26
 Expired patents; Date of expiration2013.01.31
 Payment for maintenance up to the date2012.05.20
 Change of the owner
Nr. şi data deciziei:6387, 2009.06.16
Datele iniţiale:BIOCHEM PHARMA INC., CA; 275 Armand Frappier Boulevard, Laval, Quebac H7V 4A7, Canada
Datele finale:SHIRE BIOCHEM INC., CA; 2250, Boul. Alfred-Nobel Bur. 500 Ville Saint-laurent Quebec H4S 2C9
Nr. şi data deciziei:6949, 2009.07.02
Datele iniţiale:SHIRE BIOCHEM INC., CA; 2250, Boul. Alfred-Nobel Bur. 500 Ville Saint-laurent Quebec H4S 2C9
Datele finale:SHIRE CANADA INC, CA; 2250, Boul. Alfred-Nobel Bur. 500 Ville Saint-Laurent Quebec H4S 2C9
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