US3734710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal method employing chloro-methane sulfonanilides
Assignee: BASF Schweiz AG
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Filing: 1970-04-22
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Granted: 1973-05-22
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Expires: 1990-04-22
Abstract
Abstract Halogenmethylsulfonamides, preferably halogenmethylsulfonanilides which are substituted or unsubstituted in the phenyl nucleus may be used as plant influencing agents, for example as selective herbicides.
Inventors
- 👤 A Lukaszczyk
- 👤 G Pissiotas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:28
CPC Classifications
A; A01; A01N; A01N41/00; A01N41/02; A01N41/04; A01N41/06
Claims Analysis
Total Claims: 0
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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) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |