US2957007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
O, o-dialkyl s-[(dicyano methyl) alkyl] phosphorothiolothionates
Assignee: Eastman Kodak Co
•
Filing: 1957-12-06
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Granted: 1960-10-18
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Expires: 1977-12-06
Abstract
No abstract record available.
Inventors
- 👤 Marvin A Mccall
- 👤 Jr Harry W Coover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:03
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651; C07F9/547; C07F9/553; C07F9/576; C07F9/58
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
8 words
AS A COMPOSITION OF MATTER, O,O-DIETHYL S-(1-DICYANOMETHYL-1-ETHOXYETHYL) PHOSPHOROTHIOLOTHIONATE:
Claim 2
Dependent Claim
8 words
AS A COMPOSITION OF MATTER, O,O-DIETHYL S-(1-DICYANOMETHYL-1-ETHOXYETHYL) PHOSPHOROTHIOLOTHIONATE:
Claim 3
Dependent Claim
7 words
THE ORGANOPHOSPHORUS COMPOUNDS HAVING THE STRUCTURAL FORMULA:
Claim 4
Dependent Claim
7 words
THE ORGANOPHOSPHORUS COMPOUNDS HAVING THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |