US2709648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal composition and method employing mixtures of a polychlorophenoxy compound with a phenyl dimethyl urea
Assignee: EIDP Inc
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Filing: 1951-06-11
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Granted: 1955-05-31
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Expires: 1971-06-11
Abstract
No abstract record available.
Inventors
- 👤 Truman C Ryker
- 👤 Dale E Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:04
CPC Classifications
C; C07; C07C; C07C275/00; C07C275/28; C07C275/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A HERBICIDAL COMPOSITION CONTAINING, IN ADMIXTURE WITH A HERBICIDALLY ACTIVE POLYCHLOROPHENOXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF PENTACHLOROPHENATES, 2,4,5-TRICHLOROPHENOXYACETIC ACID, ITS SALTS ESTERS AND AMIDES, AND 2,4-DICHLOROPHENOXYACETIC ACID, ITS SALTS, ESTERS AND AMIDES, A HERBICIDALLY ACTIVE PHENYL DIMETHYL UREA COMPOUND SELECTED FROM THE GROUP CONSISTING OF 1-P-CHLOROPHENYL-3,3-DIMETHYLUREA, 1-PHENYL3,3-DIMETHYLUREA, AND 1-(3,4-DICHLOROPHENYL) -3,3DIMETHYLUREA, SAID HERBICIDAL COMPOUNDS IN A HERSAID ADMIXTURE OF SAID HERBICIDAL COMPOUNDS IN A HERBICIDAL CONCENTRATION; AND WHEREIN SAID HERBICIDAL COMPOUNDS IN SAID ADMIXTURE ARE MUTUALLY ACTIVATING AND PRODUCE A SYNERGISTIC HERBICIDAL EFFECT.
Claim 2
Dependent Claim
84 words
A HERBICIDAL COMPOSITION CONTAINING, IN ADMIXTURE WITH A HERBICIDALLY ACTIVE POLYCHLOROPHENOXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF PENTACHLOROPHENATES, 2,4,5-TRICHLOROPHENOXYACETIC ACID, ITS SALTS ESTERS AND AMIDES, AND 2,4-DICHLOROPHENOXYACETIC ACID, ITS SALTS, ESTERS AND AMIDES, A HERBICIDALLY ACTIVE PHENYL DIMETHYL UREA COMPOUND SELECTED FROM THE GROUP CONSISTING OF 1-P-CHLOROPHENYL-3,3-DIMETHYLUREA, 1-PHENYL3,3-DIMETHYLUREA, AND 1-(3,4-DICHLOROPHENYL) -3,3DIMETHYLUREA, SAID HERBICIDAL COMPOUNDS IN A HERSAID ADMIXTURE OF SAID HERBICIDAL COMPOUNDS IN A HERBICIDAL CONCENTRATION; AND WHEREIN SAID HERBICIDAL COMPOUNDS IN SAID ADMIXTURE ARE MUTUALLY ACTIVATING AND PRODUCE A SYNERGISTIC HERBICIDAL EFFECT.
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) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |