US3069397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorothioketones and their polymers
Assignee: EIDP Inc
•
Filing: 1959-12-18
•
Granted: 1962-12-18
•
Expires: 1979-12-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Kealy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:20
CPC Classifications
C; C07; C07C; C07C325/00; C07C325/02; C08; C08G; C08G75/00; C08G75/02; C08G75/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A THIOKETONE OF THE FORMULA
Claim 2
Dependent Claim
5 words
A THIOKETONE OF THE FORMULA
Claim 3
Dependent Claim
4 words
A POLYMER OF 1,1,1-TRIFLUOROTHIACETONE.
Claim 4
Dependent Claim
4 words
A POLYMER OF 1,1,1-TRIFLUOROTHIACETONE.
References Cited (Backward Citations)
US2437985A
Cited
US3012995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |