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Legal status
Patent expired
| (51) | INT.CL.: (2006.01) |
A01B 3/00 |
| (11) | Number of the document | 2381 |
| (13) | Kind of document | B |
| (21) | Application number | RP1071 |
| (22) | Date of filing the application | 1993-09-21 |
| (41) | Date of publication of the application | |
| (45) | Date of publication of patent | 1993-12-15 |
| (86) | Number | 1121798 |
| Date | 1983-04-18 |
| (71) |
Lietuvos melioracijos institutas,
Parko g. 6, Vilainiai, 5048 Kėdainių r.,
LT
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| (72) |
Mečislovas URBUTIS, LT
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| (73) |
Lietuvos melioracijos institutas,
Parko g. 6, Vilainiai, 5048 Kėdainių r.,
LT
|
| (74) |
| (54) |
| Payment date | Validity (years) | Amount | |
| 1997-09-18 | 7 | 61.00 LTL |
| 2000-09-21 |
| Patent expired | ||
| Invalidation date | 1998-04-18 |