US2779669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acyl pseudourea herbicidal composition and a method for killing weeds therewith
Assignee: EIDP Inc
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Filing: 1954-02-18
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Granted: 1957-01-29
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Expires: 1974-02-18
Abstract
No abstract record available.
Inventors
- 👤 Jack A Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:20
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/40; A01N47/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A METHOD FOR THE CONTROL OF WEEDS WHICH COMPRISES APPLYING TO A LOCUS TO BE PROTECTED, IN AMOUNT SUFFICIENT TO EXERT A HERBICIDAL ACTION, AN ACYL PSEUDOUREA SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS REPRESENTED BY THE FORMULAS
Claim 2
Independent Claim
38 words
A METHOD FOR THE CONTROL OF WEEDS WHICH COMPRISES APPLYING TO A LOCUS TO BE PROTECTED, IN AMOUNT SUFFICIENT TO EXERT A HERBICIDAL ACTION, AN ACYL PSEUDOUREA SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS REPRESENTED BY THE FORMULAS
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) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |