US2615804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal composition
Assignee: Goodrich Corp
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Filing: 1947-05-08
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Granted: 1952-10-28
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Expires: 1967-05-08
Abstract
No abstract record available.
Inventors
- 👤 William D Stewart
- 👤 John H Standen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:51
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/02; A01N47/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A METHOD OF KILLING PLANT LIFE WHICH COMPRISES UNIFORMLY APPLYING TO THE FOLIAGE OF LIVING PLANTS A COMPOSITION CONTAINING AS THE ESSENTIAL ACTIVE INGREDIENT FROM ABOUT 0.05% TO ABOUT 5% BY WEIGHT OF BIS-ISOPROPYLXANTHOGEN HAVING THE FORMULA
Claim 2
Independent Claim
37 words
A METHOD OF KILLING PLANT LIFE WHICH COMPRISES UNIFORMLY APPLYING TO THE FOLIAGE OF LIVING PLANTS A COMPOSITION CONTAINING AS THE ESSENTIAL ACTIVE INGREDIENT FROM ABOUT 0.05% TO ABOUT 5% BY WEIGHT OF BIS-ISOPROPYLXANTHOGEN HAVING THE FORMULA
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) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |