| (11) | Number of the document | 944 |
| (21) | Number of the application | 95-0234 |
| (22) | Filing date of the application | 1993.07.08 |
| | Date of filing the request for examination | (pe raspunderea solicitantului) 08.07.1993 |
| (71) | Name(s) of applicant(s), code of the country | SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., NL; |
| (72) | Name(s) of inventor(s), code of the country | CURTZE, Jürgen, DE; HAERTEL, Bodo, DE; |
| (73) | Name(s) of owner(s), code of the country | SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., NL; |
| (54) | Title of the invention | Process for preparation of 3,3-diarylacrilic acid amides |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C07C 231/12 (2006.01); C07D 295/182 (2006.01); |
| (19) | Country | NL |
| (41) | Date of publication of the application | 1997.10.31 |
| (45) | Date of publication of patent granting decision: | 1998.03.31 |
| (47) | Date of issuance of patent | 1998.12.31 |
| (30) | Priority | 92111746.1, 1992.07.10, EP |
| (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 | 1995.01.09 |
| (86) | International application | PCT/EP1993/001803, 1993.07.08 |
| (87) | International publication | WO 1994/01424, 1994.01.20 |
| | Payment for maintenance up to the date | 2002.07.08 |
| | Date of patent termination | 2002.07.08 |
| | Date of publication of the termination of patent, with the right of restoration | 2003.07.31 |
| | Date of publication of the termination of patent, without the right of restoration | 2004.11.30 |