| (11) | Number of the document | 809 |
| (21) | Number of the application | 94-0298 |
| (22) | Filing date of the application | 1991.05.02 |
| | Date of filing the request for examination | (de fond) 02.05.1991 |
| (71) | Name(s) of applicant(s), code of the country | BIOCHEM PHARMA INC., CA; |
| (72) | Name(s) of inventor(s), code of the country | COATES Jonathan Alan, GB; MUTTON Ian Martin, GB; PENN Charles Richard, GB; STORER Richard, GB; WILLIAMSON Christofer, GB; |
| (73) | Name(s) of owner(s), code of the country | SHIRE CANADA INC, CA; |
| (54) | Title of the invention | (-)-Enantiomer cis-4-amino-1-(2-hydroxymethyl -1,3-oxathiolan-5-yl)-(1H)-pyrimidin-2-one or its salt , or its ester, or its ester's salt, mixture of (-)-enantiomer and (ª)-enantiomer, process for preparation thereof, antiviral composition and method of mammals treatment, including humans suffering from viral infections or sensitive to these ones |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | A61K 31/506 (2006.01); A61K 45/06 (2006.01); C07D 411/04 (2006.01); |
| (19) | Country | CA |
| (41) | Date of publication of the application | 1996.01.31 |
| (45) | Date of publication of patent granting decision: | 1997.08.31 |
| (47) | Date of issuance of patent | 1998.06.30 |
| (30) | Priority | 9 009 861.7, 1990.05.02, GB |
| (74) | Patent attorney | BABAC Alexandru, Str. Miron Costin nr. 15/2, of.19-20, MD-2045, Chişinău, Republica Moldova |
| (85) | Date of introducing the national procedure | 1994.07.14 |
| (86) | International application | PCT/GB1991/000706, 1991.05.02 |
| (87) | International publication | WO 1991/17159, 1991.11.14 |
| | Expired patents; Date of expiration | 2012.01.31 |
| | Payment for maintenance up to the date | 2011.05.02 |
| | Change of the owner | | Nr. şi data deciziei: | 6389, 2009.06.16 | | Datele iniţiale: | BIOCHEM PHARMA INC., CA; 275 Armand-Frappier Boulevard Laval, Quebec, Canada H7V 4A7 (CA) | | Datele finale: | SHIRE BIOCHEM INC., CA; 2250, Boul. Alfred-Nobel Bur. 500 Ville Saint-laurent Quebec H4S 2C9 |
| Nr. şi data deciziei: | 6955, 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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