Patent US2922739A successfully refreshed from Google Patents.
US2922739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
O-hydrocarbon, s-(quaternary ammonium-substituted alkyl) esters of phosphorothioic acids and insecticidal compositions thereof
Assignee: EIDP Inc
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Filing: 1958-01-31
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Granted: 1960-01-26
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Expires: 1978-01-31
Abstract
No abstract record available.
Inventors
- 👤 Jack A Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:33
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
12 words
DI-O,S-HYDROCARBON ESTERS OF PHOSPHOROTHIOIC ACID AND PHOSPHORODITHIOIC ACID REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
12 words
DI-O,S-HYDROCARBON ESTERS OF PHOSPHOROTHIOIC ACID AND PHOSPHORODITHIOIC ACID REPRESENTED BY THE FORMULA
Claim 3
Dependent Claim
21 words
AN INSECTICIDAL COMPOSITION COMPRISING, IN AN INSECTICIDALLY EFFECTIVE AMOUNT, AT LEAST ONE COMPOUND DESCRIBED IN CLAIM 1, AND AN INERT CARRIER.
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) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |