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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C07D 251/00 A01N 47/28 C07D 521/00 |
| (11) | Number of the document | 3521 |
| (13) | Kind of document | B |
| (21) | Application number | IP682 |
| (22) | Date of filing the application | 1993-06-23 |
| (41) | Date of publication of the application | 1995-01-31 |
| (45) | Date of publication of patent | 1995-11-27 |
| (30) | Number | Date | Country code |
| 172593 | 1988-03-24 | US | |
| PCT/US89/00996 | 1989-03-16 | WO | |
| 4831296 | 1990-09-21 | SU |
| (71) |
E.I. Du Pont de Nemours and Company,
1007 Market Street, Wilmington, Delaware 19898,
US
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| (72) |
Marcus P. MOON, 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) | METHODS FOR WEEDS CONTROL |
| Payment date | Validity (years) | Amount | |
| 2011-05-13 | 19 | 1200.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2012-06-23 |