| (11) | Number of the document | 2984 |
| (21) | Number of the application | a 2004 0230 |
| (22) | Filing date of the application | 2004.09.20 |
| | Date of filing the request for examination | (pe raspunderea solicitantului) |
| (71) | Name(s) of applicant(s), code of the country | UNIVERSITATEA DE STAT DIN MOLDOVA, MD; UNIVERSITATEA TEHNICA A MOLDOVEI, MD; |
| (72) | Name(s) of inventor(s), code of the country | COVALIOVA Olga, MD; COVALIOV Victor, MD; UNGUREANU Dumitru, MD; GULEA Aurelian, MD; |
| (73) | Name(s) of owner(s), code of the country | UNIVERSITATEA DE STAT DIN MOLDOVA, MD; UNIVERSITATEA TEHNICA A MOLDOVEI, MD; |
| (54) | Title of the invention | Process for obtaining a mixed coagulant for purification of highly polluted waste waters |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C02F 1/46 (2006.01); C02F 1/52 (2006.01); B09B 3/00 (2006.01); |
| (19) | Country | MD |
| (45) | Date of publication of patent granting decision: | 2006.02.28 |
| (47) | Date of issuance of patent | 2006.10.31 |
| | Substantive examiner(s) | CIOCÂRLAN Alexandru |
| | Payment for maintenance up to the date | 2009.09.20 |
| | Date of patent termination | 2009.09.20 |
| | Date of publication of the termination of patent, with the right of restoration | 2010.05.31 |
| | Date of publication of the termination of patent, without the right of restoration | 2011.03.31 |