Patent US2959617A successfully refreshed from Google Patents.
US2959617A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthesis of vinyl amines
Assignee: EIDP Inc
•
Filing: 1957-03-04
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Granted: 1960-11-08
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Expires: 1977-03-04
Abstract
No abstract record available.
Inventors
- 👤 Mckusick Blaine Chase
- 👤 Sauer John Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:19
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
THE PROCESS OF SYNTHESIZING A N-HYDROCARBO-2-HYDROCARBOSULFONYLVINYLAMINE OF THE FORMULA
Claim 2
Dependent Claim
9 words
THE PROCESS OF SYNTHESIZING A N-HYDROCARBO-2-HYDROCARBOSULFONYLVINYLAMINE OF THE 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) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |