| (11) | Number of the document | 1834 |
| (21) | Number of the application | a 2000 0053 |
| (22) | Filing date of the application | 2000.03.22 |
| | Date of filing the request for examination | (de fond) 28.03.2000 |
| (71) | Name(s) of applicant(s), code of the country | INTREPRINDERE DE STAT - INSTITUTUL DE CERCETARI PENTRU MECANIZAREA SI ELECTRIFICAREA AGRICULTURII "MECAGRO", MD; |
| (72) | Name(s) of inventor(s), code of the country | HABASESCU Ion, MD; GAINA Anton, MD; BALABAN Nicolae, MD; RAICOV Victor, MD; |
| (73) | Name(s) of owner(s), code of the country | INTREPRINDERE DE STAT - INSTITUTUL DE CERCETARI PENTRU MECANIZAREA SI ELECTRIFICAREA AGRICULTURII "MECAGRO", MD; |
| (54) | Title of the invention | Device for sharpening helical knives |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | B24B 3/42 (2006.01); |
| (19) | Country | MD |
| (45) | Date of publication of patent granting decision: | 2002.01.31 |
| (47) | Date of issuance of patent | 2002.08.31 |
| | Substantive examiner(s) | COZMA Valeriu |
| | Payment for maintenance up to the date | 2008.03.22 |
| | Date of patent termination | 2008.03.22 |
| | Date of publication of the termination of patent, with the right of restoration | 2008.10.31 |
| | Date of publication of the termination of patent, without the right of restoration | 2009.09.30 |