| (11) | Number of the document | 1858 |
| (21) | Number of the application | 98-0186 |
| (22) | Filing date of the application | 1997.10.31 |
| | Date of filing the request for examination | (de fond) 24.04.2000 |
| (71) | Name(s) of applicant(s), code of the country | BUCHER-GUYER AG, MASCHINENFABRIK, CH; |
| (72) | Name(s) of inventor(s), code of the country | HARTMANN Eduard, CH; |
| (73) | Name(s) of owner(s), code of the country | BUCHER-GUYER AG MASCHINENFABRIK, CH; |
| (54) | Title of the invention | Membrane module for the membrane separators, utilization field and process for manufacture thereof |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | B01D 63/02 (2006.01); B01D 63/06 (2006.01); B01D 69/04 (2006.01); B01D 69/08 (2006.01); |
| (19) | Country | CH |
| (41) | Date of publication of the application | 2000.05.31 |
| (45) | Date of publication of patent granting decision: | 2002.02.28 |
| (47) | Date of issuance of patent | 2002.11.30 |
| (30) | Priority | 2746/96, 1996.11.07, CH |
| (74) | Patent attorney | BABAC Alexandru, Str. Miron Costin nr. 15/2, of.19-20, MD-2045, Chişinău, Republica Moldova |
| | Substantive examiner(s) | COZMA Valeriu, GHIŢU Irina |
| (85) | Date of introducing the national procedure | 1998.08.03 |
| (86) | International application | PCT/CH1997/000414, 1997.10.31 |
| (87) | International publication | WO 1998/19778, 1998.05.14 |
| | Payment for maintenance up to the date | 2010.10.31 |
| | Date of patent termination | 2010.10.31 |
| | Date of publication of the termination of patent, with the right of restoration | 2011.06.30 |
| | Date of publication of the termination of patent, without the right of restoration | 2012.04.30 |