| (11) | Number of the document | 3606 |
| (21) | Number of the application | a 2007 0052 |
| (22) | Filing date of the application | 2007.02.27 |
| | Date of filing the request for examination | (pe raspunderea solicitantului) 27.02.2007 |
| (71) | Name(s) of applicant(s), code of the country | INSTITUTUL DE FIZICA APLICATA AL ACADEMIEI DE STIINTE A MOLDOVEI, MD; |
| (72) | Name(s) of inventor(s), code of the country | PARSUTIN Vladimir, MD; PARAMONOV Anatolii, MD; PASINCOVSCHI Emil, MD; AGAFII Vasile, MD; |
| (73) | Name(s) of owner(s), code of the country | INSTITUTUL DE FIZICA APLICATA AL ACADEMIEI DE STIINTE A MOLDOVEI, MD; |
| (54) | Title of the invention | Process for activating the tungsten-containing hard alloys surfaces for low-temperature brazing (variants) |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C25F 1/08 (2006.01); C25F 5/00 (2006.01); B23K 1/20 (2006.01); |
| (19) | Country | MD |
| (45) | Date of publication of patent granting decision: | 2008.05.31 |
| (47) | Date of issuance of patent | 2009.01.31 |
| | Substantive examiner(s) | EGOROV Tamara |
| | Payment for maintenance up to the date | 2012.02.27 |
| | Date of patent termination | 2012.02.27 |
| | Date of publication of the termination of patent, with the right of restoration | 2012.09.30 |
| | Date of publication of the termination of patent, without the right of restoration | 2013.08.31 |