Patent US2203526A successfully refreshed from Google Patents.
Patent US2980738A successfully refreshed from Google Patents.
US2980738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing hydrates of aliphatic fluorooxocarbonyl compounds
Assignee: EIDP Inc
•
Filing: 1959-09-23
•
Granted: 1961-04-18
•
Expires: 1979-09-23
Abstract
No abstract record available.
Inventors
- 👤 Richard M Scribner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:51
CPC Classifications
C; C07; C07C; C07C31/00; C07C31/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
THE PROCESS FOR PREPARING HYDRATES OF ALIPHATIC FLUOROOXOCARBONYL COMPOUNDS WHICH COMPRISES REACTING A FLUOROALCOHOL FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
19 words
THE PROCESS FOR PREPARING HYDRATES OF ALIPHATIC FLUOROOXOCARBONYL COMPOUNDS WHICH COMPRISES REACTING A FLUOROALCOHOL FROM THE GROUP CONSISTING OF
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) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |