US3131509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions and methods for reducing herbicidal injury
Assignee: Spencer Chemical Co
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Filing: 1961-05-08
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Granted: 1964-05-05
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Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Otto L Hoffmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:28
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; A; A01; A01C; A01C1/00; A01C1/08; A01N; A01N25/00; A01N25/32; A01N37/00; A01N37/44; A01N37/50; C07C; C07C51/00; C07C51/08; C07D233/00; C07D233/54; C07D233/66; C07D233/72; C07D233/76; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/74; C07D295/00; C07D295/04; C07D295/10; C07D295/104; C07D295/108; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; C07D311/00; C07D311/02; C07D311/78; C07D311/80; C07D311/82; C07D311/84; C07D311/86; Y; Y10; Y10S; Y10S47/00; Y10S47/09
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
59 words
THE METHOD OF REDUCING INJURY TO YOUNG CROP PLANTS OCCASIONED BY CONTROL OF WEEDS IN THE PLANTED CROP BY SELECTIVE HERBICIDES WHICH COMPRISES TREATING THE SEED OF SAID CROP PLANTS PRIOR TO PLANTING WITH A NON-PHYTOTOXIC AMOUNT OF A HORMONE-TYPE GROWTH REGULANT AS A SYSTEMIC ANTAGONISTIC AGENT FOR SAID SELECTIVE HERBICIDE AND APPLYING SAID SELECTIVE HERBICIDE SUBSEQUENT TO PLANTING.
References Cited (Backward Citations)
US2671985A
Cited
US2894873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |