US3096342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyfluorinated 1, 4-dithiin compounds and the process of preparation
Assignee: EIDP Inc
•
Filing: 1960-09-19
•
Granted: 1963-07-02
•
Expires: 1980-09-19
Abstract
No abstract record available.
Inventors
- 👤 Carl G Krespan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:26
CPC Classifications
C; C07; C07D; C07D495/00; C07D495/12; C07D495/14; C07D339/00; C07D339/08; C08; C08F; C08F2/00; C08F2/38
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
4 words
COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUNDS OF THE FORMULA
Claim 3
Dependent Claim
21 words
OCOTAFLUORO -2,7 - DITHIATRICYCLO(6.2.0.0**3.6)DECA1(8),3(6)-DIENE. 5. THE PROCESS WHICH COMPRISES REACTING A METAL SULFIDE WITH A POLYFLUORINATED CYCLIC OLEFIN OF THE FORMULA
Claim 4
Dependent Claim
21 words
OCOTAFLUORO -2,7 - DITHIATRICYCLO(6.2.0.0**3.6)DECA1(8),3(6)-DIENE. 5. THE PROCESS WHICH COMPRISES REACTING A METAL SULFIDE WITH A POLYFLUORINATED CYCLIC OLEFIN 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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |