Patent US3342586A successfully refreshed from Google Patents.
US3342586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of killing weeds employing acylated urea derivatives
Assignee: Progil SARL
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Filing: 1963-03-06
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Granted: 1967-09-19
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Expires: 1983-03-06
Abstract
No abstract record available.
Inventors
- 👤 Lehureau Jean
- 👤 Poignant Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:36
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/16; C07D295/20; C07D295/215; C07C; C07C273/00; C07C273/18; C07C273/1809; C07C273/1854
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROCESS OF KILLING PLANTS COMPRISING APPLYING TO THE HABITAT OF THE PLANTS A HERBICIDALLY EFFECTIVE AMOUNT OF A SUBSTITUED UREA SELECTED FROM THE GROUP WHICH CONSISTS OF: (-PHENYLACETYL (-(3,4-DICHLOROPHENYL) N'',N''DIMETHYL UREA; N-PHENOXYACETYL N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2,4-DICHLOROPHENOXYACETYL) N(4-CHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2,4-DICHLOROPHENOXYACETYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2,4-DICHLOROPHENOXYACETYL) N-(3,4-DICHLOROPHENYL) N''-METHOXY N-METHYL UREA; N-(2,4-5-TRICHLOROPHENOXYACETYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2-(2,4-DICHLOROPHENOXY)PROPIONYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2(2,4,5-TRICHLOROPHENOXY)PROPIONYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA.
Claim 2
Dependent Claim
61 words
A PROCESS OF KILLING PLANTS COMPRISING APPLYING TO THE HABITAT OF THE PLANTS A HERBICIDALLY EFFECTIVE AMOUNT OF A SUBSTITUED UREA SELECTED FROM THE GROUP WHICH CONSISTS OF: (-PHENYLACETYL (-(3,4-DICHLOROPHENYL) N'',N''DIMETHYL UREA; N-PHENOXYACETYL N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2,4-DICHLOROPHENOXYACETYL) N(4-CHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2,4-DICHLOROPHENOXYACETYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2,4-DICHLOROPHENOXYACETYL) N-(3,4-DICHLOROPHENYL) N''-METHOXY N-METHYL UREA; N-(2,4-5-TRICHLOROPHENOXYACETYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2-(2,4-DICHLOROPHENOXY)PROPIONYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA; N-(2(2,4,5-TRICHLOROPHENOXY)PROPIONYL) N-(3,4-DICHLOROPHENYL) N'',N''-DIMETHYL UREA.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |