Patent US2158068A successfully refreshed from Google Patents.
US2944933A
Expired / Lapsed
US
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Thiophosphoric acid ester
Assignee: BASF Schweiz AG
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Filing: 1959-06-12
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Granted: 1960-07-12
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Expires: 1979-06-12
Abstract
No abstract record available.
Inventors
- 👤 Sallmann Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:38
CPC Classifications
A; A01; A01N; A01N57/00; A01N57/10; A01N57/12; C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
18 words
AN INSECTICIDAL AND ACARICIDAL PREPARATION WHICH CONTAINS AS THE ACTIVE INGREDIENT THE THIOPHOSPHORIC ACID ESTER OF 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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |