Patent US5856009A successfully refreshed from Google Patents.
US2929702A
Expired / Lapsed
US
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Herbicidal use of alpha-chloroacetamides having heterocyclic substituents on the amide nitrogen
Assignee: Monsanto Chemicals Ltd
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Filing: 1957-12-26
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Granted: 1960-03-22
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Expires: 1977-12-26
Abstract
No abstract record available.
Inventors
- 👤 Angelo J Speziale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:45
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; A; A01; A01N; A01N37/00; A01N37/18; A01N2300/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
THE METHOD OF SELECTIVELY INHIBITING THE GERMINATION AND PREEMERGENT GROWTH OF GRASSES FROM SEEDS IN CONTACT WITH SOIL WHICH COMPRISES TREATING THE SAID SOIL WITH A HERBICIDAL AMOUNT CONSISTING OF FROM ONE TO 15 POUNDS PER ACRE OF THE COMPOUND HAVING THE STRUCTURE:
Claim 2
Independent Claim
43 words
THE METHOD OF SELECTIVELY INHIBITING THE GERMINATION AND PREEMERGENT GROWTH OF GRASSES FROM SEEDS IN CONTACT WITH SOIL WHICH COMPRISES TREATING THE SAID SOIL WITH A HERBICIDAL AMOUNT CONSISTING OF FROM ONE TO 15 POUNDS PER ACRE OF THE COMPOUND HAVING THE STRUCTURE:
References Cited (Backward Citations)
US2293454A
Cited
US2771469A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |