US2915429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
O, o'-diethyl-dithiophosphoric acid-s-(dimethyl-thiocarbamyl-mercaptomethyl)-ester insecticides
Assignee: Hoechst AG
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Filing: 1957-09-17
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Granted: 1959-12-01
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Expires: 1977-09-17
Abstract
No abstract record available.
Inventors
- 👤 Scherer Otto
- 👤 Hahn Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:12
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
22 words
METHOD OF COMBATING INSECTS WHICH COMPRISES APPLYING TO THEM A COMPOSITION COMPRISING, AS AN ESSENTIAL ACTIVE INGREDIENT, A COMPOUND OF THE FORMULA.
References Cited (Backward Citations)
US2494283A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |