US3151970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal composition and method
Assignee: Boots Pure Drug Co Ltd
•
Filing: 1961-10-26
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Granted: 1964-10-06
•
Expires: 1981-10-26
Abstract
No abstract record available.
Inventors
- 👤 Lush Gerald Bertram
- 👤 Leafe Edward Levi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:47
CPC Classifications
C; C07; C07C; C07C59/00; C07C59/40; C07C59/58; C07C59/64; C07C59/66; C07C59/68; C07C59/70; C07C51/00; C07C51/41; C07C51/412; C07C51/58; C07C51/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A COMPOSITION FOR THE SELECTIVE CONTROL OF WEEDS IN LEGUMINOUS FORAGE CROPS WHICH COMPOSITION COMPRISES AN HERBICIDALLY EFFECTIVE AMOUNT OF A MIXTURE OF A WATER SOLUBLE SALT OF ALPHA-(O-METHYLPHENOXY)PROPIONIC ACID AND A WATER SOLUBLE SALT OF A PHENOXYACETIC ACID SELECTED FROM THE GROUP CONSISTING OF 4-CHLORO-2-METHYLPHENOXYACETIC ACID AND 2,4-DICHLOROPHENOXYACETIC ACID, SAID SALTS BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL, ALKALINE EARTH METAL, THE AMMONIUM, PRIMARY LOWER ALKYLAMINE, SECONDARY LOWER ALKYLAMINE, TETIARY LOWER ALKYLAMINE, PRIMARY HYDROXY LOWER ALKYLAMINE, SECONDARY HYDROXY LOWER ALKYLAMINE AND TERTIARY HYDROXY LOWER ALKYLAMINE SALTS, THE RATIO OF ALPHA-(O-METHYLPHENOXY) PROPIONIC ACID SALT AND PHENOXYACETIC ACID SALT BEING FROM 1.6:1 TO 80:1, CALCULATED AS FREE ACIDS.
Claim 2
Dependent Claim
109 words
A COMPOSITION FOR THE SELECTIVE CONTROL OF WEEDS IN LEGUMINOUS FORAGE CROPS WHICH COMPOSITION COMPRISES AN HERBICIDALLY EFFECTIVE AMOUNT OF A MIXTURE OF A WATER SOLUBLE SALT OF ALPHA-(O-METHYLPHENOXY)PROPIONIC ACID AND A WATER SOLUBLE SALT OF A PHENOXYACETIC ACID SELECTED FROM THE GROUP CONSISTING OF 4-CHLORO-2-METHYLPHENOXYACETIC ACID AND 2,4-DICHLOROPHENOXYACETIC ACID, SAID SALTS BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL, ALKALINE EARTH METAL, THE AMMONIUM, PRIMARY LOWER ALKYLAMINE, SECONDARY LOWER ALKYLAMINE, TETIARY LOWER ALKYLAMINE, PRIMARY HYDROXY LOWER ALKYLAMINE, SECONDARY HYDROXY LOWER ALKYLAMINE AND TERTIARY HYDROXY LOWER ALKYLAMINE SALTS, THE RATIO OF ALPHA-(O-METHYLPHENOXY) PROPIONIC ACID SALT AND PHENOXYACETIC ACID SALT BEING FROM 1.6:1 TO 80:1, CALCULATED AS FREE ACIDS.
References Cited (Backward Citations)
US3036908A
Cited
GB873218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |