Patent US3128264A successfully refreshed from Google Patents.
Patent US2870211A successfully refreshed from Google Patents.
US2870211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of halofluoroacetone hydrate
Assignee: Honeywell International Inc
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Filing: 1954-12-15
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Granted: 1959-01-20
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Expires: 1974-12-15
Abstract
No abstract record available.
Inventors
- 👤 Charles B Miller
- 👤 Woolf Cyril
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:57
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/78; C07C45/81; C07C45/82; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE PROCESS FOR OBTAINING CCIF2.CO.CCIF2.2 1/2H2O FROM A LIQUOR CONTAINING CCIF2.C/.CCIF2 AND WATER CONSITUTENTS WHICH COMPRISES HEATING THE LIQUOR TO DISTILL THEREFROM VOLATILE CONSTITUENTS WHICH BOIL BELOW ABOUT 106* C. AT ATMOSPHERIC PRESSURE TO FORM A LIQUID SOLUTION BOILING CONSTANTLY AT ABOUT 106* C., AND THEREAFTER RECOVERING. CCIF2.CO.CCIF2.2 1/2H2O OF SAID HEATING OPERATING.
Claim 2
Dependent Claim
53 words
THE PROCESS FOR OBTAINING CCIF2.CO.CCIF2.2 1/2H2O FROM A LIQUOR CONTAINING CCIF2.C/.CCIF2 AND WATER CONSITUTENTS WHICH COMPRISES HEATING THE LIQUOR TO DISTILL THEREFROM VOLATILE CONSTITUENTS WHICH BOIL BELOW ABOUT 106* C. AT ATMOSPHERIC PRESSURE TO FORM A LIQUID SOLUTION BOILING CONSTANTLY AT ABOUT 106* C., AND THEREAFTER RECOVERING. CCIF2.CO.CCIF2.2 1/2H2O OF SAID HEATING OPERATING.
References Cited (Backward Citations)
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Cited
US1921634A
Cited
US2017980A
Cited
US2549609A
Cited
US2715144A
Cited
US2617836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |