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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
A01N 41/00 C07D 239/00 C07D 251/00 C07D 253/00 C07D 405/00 C07D 409/00 C07D 413/00 |
| (11) | Number of the document | 3308 |
| (13) | Kind of document | B |
| (21) | Application number | IP463 |
| (22) | Date of filing the application | 1993-03-30 |
| (41) | Date of publication of the application | 1994-10-25 |
| (45) | Date of publication of patent | 1995-06-26 |
| (30) | Number | Date | Country code |
| 910956 | 1978-05-30 | US | |
| 965070 | 1978-11-30 | US | |
| 015341 | 1979-03-01 | US | |
| 029281 | 1979-04-13 | US | |
| 2998259 | 1980-10-23 | SU |
| (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) | UNDESIRABLE PLANTS GROWTH CONTROL METHOD |
| Payment date | Validity (years) | Amount | |
| 2001-02-08 | 9 | 720.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2002-03-30 |