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Created with Raphaël 2.1.0 03.08.1998 Opening of the national phase 15.02.2000 Preliminary and substantive examination 31.05.2000 Publication of the PCT application (A) 28.02.2002 Publication of the decision of grant (B2) 31.08.2002 Completion of the opposition filing period 31.10.2002 Issuance of patent (C2) 31.10.2010 Valid until 30.04.2012 Publication of the decision of forfeiture, the term of re-establishment has expired

Patent expired

(11)Number of the document1858
(21)Number of the application98-0186
(22)Filing date of the application1997.10.31
 Date of filing the request for examination (de fond) 24.04.2000
(71)Name(s) of applicant(s), code of the countryBUCHER-GUYER AG, MASCHINENFABRIK, CH;
(72)Name(s) of inventor(s), code of the countryHARTMANN Eduard, CH;
(73)Name(s) of owner(s), code of the countryBUCHER-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 C2
(51)International Patent Classification B01D 63/02 (2006.01); B01D 63/06 (2006.01); B01D 69/04 (2006.01); B01D 69/08 (2006.01);
(41)Date of publication of the application2000.05.31
(45)Date of publication of patent granting decision:2002.02.28
(47)Date of issuance of patent2002.11.30
(30)Priority2746/96, 1996.11.07, CH
(74)Patent attorneyBABAC 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 procedure1998.08.03
(86)International applicationPCT/CH1997/000414, 1997.10.31
(87)International publicationWO 1998/19778, 1998.05.14
 Payment for maintenance up to the date2010.10.31
 Date of patent termination2010.10.31
 Date of publication of the termination of patent, with the right of restoration2011.06.30
 Date of publication of the termination of patent, without the right of restoration2012.04.30