Patent US3085116A successfully refreshed from Google Patents.
US3085116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized chlorofluoroalkanes
Assignee: EIDP Inc
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Filing: 1961-03-10
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Granted: 1963-04-09
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
- 👤 Donovan E Kvalnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:47
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/38; C07C17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A COMPOSITION RESISTANT TO REACTION WITH PRIMARY AND SECONDARY ALCOHOLS WHICH CONSISTS ESSENTIALLY OF A CHLOROFLUOROALKANE OF THE GROUP CONSISTING OF TRICHLOROFLUOROMETHANE, TRICHLOROTRIFLUOROETHANES AND TETRACHLORODIFLUOROETHANES AND FROM ABOUT 0.1% TO ABOUT 5% BY WEIGHT OF MONONITROALKANE OF 1 TO 3 CARBON ATOMS.
Claim 2
Dependent Claim
42 words
A COMPOSITION RESISTANT TO REACTION WITH PRIMARY AND SECONDARY ALCOHOLS WHICH CONSISTS ESSENTIALLY OF A CHLOROFLUOROALKANE OF THE GROUP CONSISTING OF TRICHLOROFLUOROMETHANE, TRICHLOROTRIFLUOROETHANES AND TETRACHLORODIFLUOROETHANES AND FROM ABOUT 0.1% TO ABOUT 5% BY WEIGHT OF MONONITROALKANE OF 1 TO 3 CARBON ATOMS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |