| (11) | Number of the document | 1434 |
| (21) | Number of the application | 95-0114 |
| (22) | Filing date of the application | 1992.07.24 |
| | Date of filing the request for examination | (de fond) 22.05.1997 |
| (71) | Name(s) of applicant(s), code of the country | BIOCHEM PHARMA INC., CA; |
| (72) | Name(s) of inventor(s), code of the country | DIONNE, Gervais, CA; |
| (73) | Name(s) of owner(s), code of the country | BIOCHEM PHARMA INC., CA; |
| (54) | Title of the invention | 1,3-oxathiolane nucleozide analogues, pharmaceutical compositions thereof and method of treatment of the viral infections |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | A61K 31/506 (2006.01); C07D 411/04 (2006.01); C12P 17/16 (2006.01); C12P 19/40 (2006.01); C12P 41/00 (2006.01); |
| (19) | Country | CA |
| (41) | Date of publication of the application | 1996.06.30 |
| (45) | Date of publication of patent granting decision: | 2000.03.31 |
| (47) | Date of issuance of patent | 2001.01.31 |
| (30) | Priority | 9116601.7, 1991.08.01, GB |
| (74) | Patent attorney | JENICICOVSCAIA Galina, Str. Miron Costin nr. 15/2, of. 19-20, MD-2045, Chişinău, Republica Moldova |
| | Substantive examiner(s) | JOVMIR Tudor |
| (85) | Date of introducing the national procedure | 1994.12.30 |
| (86) | International application | PCT/CA1992/000321, 1992.07.24 |
| (87) | International publication | WO 1993/03027, 1993.02.18 |
| | Expired patents; Date of expiration | 2013.01.31 |
| | Payment for maintenance up to the date | 2012.07.24 |