Brevet nevalabil


(11)Number of the document3062
(21)Number of the applicationa 2004 0281
(22)Filing date of the application2004.11.29
 Date of filing the request for examination (pe raspunderea solicitantului) 29.11.2004
(71)Name(s) of applicant(s), code of the countryUNIVERSITATEA DE STAT DIN MOLDOVA, MD;
(72)Name(s) of inventor(s), code of the countryCOVALIOVA Olga, MD; COVALIOV Victor, MD; UNGUREANU Dumitru, MD; DUCA Gheorghe, MD; ONICA Vasile, MD; SUMAN Ion, MD;
(73)Name(s) of owner(s), code of the countryUNIVERSITATEA DE STAT DIN MOLDOVA, MD;
(54)Title of the inventionAnaerobic methane tank for sewage treatment
(13)Kind-of-document code
G2, BOPI 01/2007
F1, BOPI 05/2006
(51)International Patent Classification C02F 3/28 (2006.01); C02F 1/32 (2006.01); C02F 1/48 (2006.01); C02F 1/72 (2006.01); C02F 101/30 (2006.01); C02F 103/32 (2006.01);
(19)CountryMD
(45)Date of publication of patent granting decision:2006.05.31
(47)Date of issuance of patent2007.01.31
 Substantive examiner(s)ANDREEVA Svetlana, BANTAŞ Valentina
 Payment for maintenance up to the date2009.11.29
 Date of patent termination2009.11.29
 Date of publication of the termination of patent, with the right of restoration2010.06.30
 Date of publication of the termination of patent, without the right of restoration2011.07.31

27.07.2024