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Legal status
Patent expired
| (51) | INT.CL.: (2006.01) |
A01N 47/28 |
| (11) | Number of the document | 2556 |
| (13) | Kind of document | B |
| (21) | Application number | RP1126 |
| (22) | Date of filing the application | 1993-09-27 |
| (41) | Date of publication of the application | |
| (45) | Date of publication of patent | 1994-02-28 |
| (86) | Number | 1748629 |
| Date | 1988-10-18 |
| (30) | Number | Date | Country code |
| 098723 | 1979-11-30 | US | |
| 196267 | 1980-10-22 | US |
| (71) |
E.I. Du Pont de Nemours and Company,
1007 Market Street, Wilmington, Delaware 19898,
US
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| (72) |
George LEVITT, US
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| (73) |
E.I. Du Pont de Nemours and Company,
1007 Market Street, Wilmington, Delaware 19898,
US
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| (74) |
Liudmila GERASIMOVIČ,
IĮ "Liudmila Gerasimovič, Patentinis patikėtinis", Vingrių g. 13-42, LT-01141 Vilnius,
LT
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| (54) |
| Payment date | Validity (years) | Amount | |
| 1994-09-26 | 4 | 250.00 USD |
| 1997-09-27 |
| Patent expired | ||
| Invalidation date | 1995-11-28 |