Brevet nevalabil


(11)Number of the document2795
(21)Number of the applicationa 2004 0221
(22)Filing date of the application2004.09.15
 Date of filing the request for examination (pe raspunderea solicitantului)
(71)Name(s) of applicant(s), code of the countryUNIVERSITATEA DE STAT DIN MOLDOVA, MD; UNIVERSITATEA TEHNICA A MOLDOVEI, MD;
(72)Name(s) of inventor(s), code of the countryCOVALIOV Victor, MD; UNGUREANU Dumitru, MD; COVALIOVA Olga, MD; GAINA Boris, MD; DUCA Gheorghe, MD;
(73)Name(s) of owner(s), code of the countryUNIVERSITATEA DE STAT DIN MOLDOVA, MD; UNIVERSITATEA TEHNICA A MOLDOVEI, MD;
(54)Title of the inventionProcess for biochemical anaerobic-aerobic treatment of sewage waters
(13)Kind-of-document code
G2, BOPI 03/2006
F1, BOPI 06/2005
(51)International Patent Classification C02F 3/30 (2006.01);
(19)CountryMD
(45)Date of publication of patent granting decision:2005.06.30
(47)Date of issuance of patent2006.03.31
 Substantive examiner(s)BAZARENCO Tatiana
 Payment for maintenance up to the date2009.09.15
 Date of patent termination2009.09.15
 Date of publication of the termination of patent, with the right of restoration2010.05.31
 Date of publication of the termination of patent, without the right of restoration2011.03.31

27.07.2024