Patent US2395949A successfully refreshed from Google Patents.
Patent US2864682A successfully refreshed from Google Patents.
US2864682A
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US
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Selective method of inhibiting preemergent growth of grasses
Assignee: Monsanto Chemicals Ltd
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Filing: 1954-09-13
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Granted: 1958-12-16
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Expires: 1974-09-13
Abstract
No abstract record available.
Inventors
- 👤 Angelo J Speziale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:03
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185; C07D307/00; C07D307/02; C07D307/04; C07D307/10; C07D307/14; C07D307/34; C07D307/38; C07D307/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
THE METHOD OF SELECTIVELY INHIBITING THE GERMINATION OF GRASS SEEDS AND THE PRE-EMERGENCE GROWTH THEREOF IN THE PRESENCE OF GROWING CROPS, WHICH COMPRISES TREATING THE SOIL MEDIUM WITH A HERBICIDAL AMOUNT OF A COMPOUND OF THE STRUCTURE:
Claim 2
Independent Claim
37 words
THE METHOD OF SELECTIVELY INHIBITING THE GERMINATION OF GRASS SEEDS AND THE PRE-EMERGENCE GROWTH THEREOF IN THE PRESENCE OF GROWING CROPS, WHICH COMPRISES TREATING THE SOIL MEDIUM WITH A HERBICIDAL AMOUNT OF A COMPOUND OF THE STRUCTURE:
References Cited (Backward Citations)
US2614917A
Cited
US2703802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |