Patent US2676389A successfully refreshed from Google Patents.
US3189656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of halogenated alcohols
Assignee: Honeywell International Inc
•
Filing: 1961-10-04
•
Granted: 1965-06-15
•
Expires: 1981-10-04
Abstract
No abstract record available.
Inventors
- 👤 Gordon Joseph
- 👤 Woolf Cyril
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:04
CPC Classifications
C; C07; C07C; C07C31/00; C07C31/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
THE PROCESS FOR MAKING CCLF2CH(OH).CCLF2 WHICH COMPRISES SUBJECTING CCLF2.CO.CCLF2 TO THE ACTION OF HYDROGEN AT TEMPERATURES SUBSTANITALLY IN THE RANGE OF 20-100*C. AND IN THE PRESENCE OF PLATINUM OXIDE-PLATINUM BLACK CATALYST IN AMOUNT SUBSTANITALLY IN THE RANGE OF 0.5-3.0% BY WEIGHT BASED ON THE WEIGHT OF THE CCLF2.CO.CCLF2 CHARGED, AND AT SUPERATMOSPHERIC PRESSURE SUBSTANTIALLY IN THE RANGE OF 60-150 LBS.; QUANTITY OF HYDROGEN AND REACTION TIME EACH BEING HIGH ENOUGHT TO EFFECT SUBSTANTIAL REACTION OF CCLF2.CO.CCLF2 AND HYDROGEN, TEMPERATURE AND PRESSURE BEING CORRELATED TO MAINTAIN CCLF2.CO.CCLF2 AND REACTION PRODUCT SUBSTANTIALLY IN LIQUID PHASE, AND RECOVERING FROM THE RESULTING REACTION MASS LIQUID MATERIAL BOILING SUBSTANTIALLY IN THE APPROXIMATE RANGE OF 103-113*C. AT SUBSTANTIALLY ATMOSPHERIC PRESSURE, AND CONTAINING CCLF2.CH(OH).CCLF2.
Claim 2
Dependent Claim
117 words
THE PROCESS FOR MAKING CCLF2CH(OH).CCLF2 WHICH COMPRISES SUBJECTING CCLF2.CO.CCLF2 TO THE ACTION OF HYDROGEN AT TEMPERATURES SUBSTANITALLY IN THE RANGE OF 20-100*C. AND IN THE PRESENCE OF PLATINUM OXIDE-PLATINUM BLACK CATALYST IN AMOUNT SUBSTANITALLY IN THE RANGE OF 0.5-3.0% BY WEIGHT BASED ON THE WEIGHT OF THE CCLF2.CO.CCLF2 CHARGED, AND AT SUPERATMOSPHERIC PRESSURE SUBSTANTIALLY IN THE RANGE OF 60-150 LBS.; QUANTITY OF HYDROGEN AND REACTION TIME EACH BEING HIGH ENOUGHT TO EFFECT SUBSTANTIAL REACTION OF CCLF2.CO.CCLF2 AND HYDROGEN, TEMPERATURE AND PRESSURE BEING CORRELATED TO MAINTAIN CCLF2.CO.CCLF2 AND REACTION PRODUCT SUBSTANTIALLY IN LIQUID PHASE, AND RECOVERING FROM THE RESULTING REACTION MASS LIQUID MATERIAL BOILING SUBSTANTIALLY IN THE APPROXIMATE RANGE OF 103-113*C. AT SUBSTANTIALLY ATMOSPHERIC PRESSURE, AND CONTAINING CCLF2.CH(OH).CCLF2.
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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |