US2770567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insecticidal compositions of esters of thionophosphoric acid stabilized by organic sulfates or sulfonates
Assignee: Bayer AG
•
Filing: 1951-11-23
•
Granted: 1956-11-13
•
Expires: 1971-11-23
Abstract
No abstract record available.
Inventors
- 👤 Wedemeyer Karlfried
- 👤 Delfs Detlef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:40
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A STABILIZED NON-AQUEOUS INSECTICIDAL COMPOSITIONS CONTAINING AS AN ACTIVE INGREDIENT AN INSECTICIDAL NEUTRAL ESTER OF THIONOPHOSPHORIC ACID OF THE FOLLOWING GENERAL FORMULA::
Claim 2
Dependent Claim
22 words
A STABILIZED NON-AQUEOUS INSECTICIDAL COMPOSITIONS CONTAINING AS AN ACTIVE INGREDIENT AN INSECTICIDAL NEUTRAL ESTER OF THIONOPHOSPHORIC ACID OF THE FOLLOWING GENERAL 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) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |