Patent US2846298A successfully refreshed from Google Patents.
US2846298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of defoliating plants with sulfenyl and thiosulfenyl xanthates
Assignee: Phillips Petroleum Co
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Filing: 1953-08-11
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Granted: 1958-08-05
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Expires: 1973-08-11
Abstract
No abstract record available.
Inventors
- 👤 Charles W Osborn
- 👤 Lyle D Goodhue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:04
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/02; A01N47/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A METHOD FOR DEFOLIATING A PLANT WHEN SAID PLANT IS APPLYING TO THE LEAVES OF SAID PLANT WHEN SAID PLANT IS RESPONSIVE TO A DEFOLIATING AGENT A SMALL BUT EFFECTIVE DEFOLIATING QUANTITY OF A COMPOUND WHICH CAN BE REPRESENTED BY HE FORMULA
Claim 2
Independent Claim
42 words
A METHOD FOR DEFOLIATING A PLANT WHEN SAID PLANT IS APPLYING TO THE LEAVES OF SAID PLANT WHEN SAID PLANT IS RESPONSIVE TO A DEFOLIATING AGENT A SMALL BUT EFFECTIVE DEFOLIATING QUANTITY OF A COMPOUND WHICH CAN BE REPRESENTED BY HE FORMULA
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |