Patent US3305588A successfully refreshed from Google Patents.
US3305588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alpha-acylvinylthioethers
Assignee: Monsanto Co
•
Filing: 1965-09-17
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Granted: 1967-02-21
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Expires: 1985-09-17
Abstract
No abstract record available.
Inventors
- 👤 Alfred A Schleppnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:42
CPC Classifications
C; C07; C07C; C07C321/00; C23; C23G; C23G5/00; C23G5/02; C23G5/032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
AN A-ACYLVINYLTHIOETHER OF THE FORMULA
Claim 2
Dependent Claim
5 words
AN A-ACYLVINYLTHIOETHER 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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |