Patent US2845463A successfully refreshed from Google Patents.
US2845463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of alcohols and ethers
Assignee: Sinclair Refining Co
•
Filing: 1955-06-10
•
Granted: 1958-07-29
•
Expires: 1975-06-10
Abstract
No abstract record available.
Inventors
- 👤 Bernard S Friedman
- 👤 Fred L Morritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:01
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/02; B01J31/06; B01J31/08; B01J31/10; B01J2231/00; B01J2231/30; B01J2231/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN THE HYDRATION WITH WATER OF A MONOOLEFIN CONTAINING FROM 2 TO 4 CARBON ATOMS TO ALCOHOLS, ETHERS, AND POLYMER BY CONTACTING THE MONOOLEFIN WITH A FIXED BED OF AN ACIDIC ORGANIC ION EXCHANGE RESIN, THE STEP OF PASSING THE MONOOLEFIN THROUGH A BED OF AN INORGANIC HYDRATION CATALYST AT A TEMPERATURE ABOVE ABOUT 200*F., BUT BELOW THAT AT WHICH SUBSTANTIAL POLYMERIZATION OF THE MONOOLEFIN TAKES PLACE, AND THEN PASSING THE MONOOLEFIN INTO THE BED OF ACIDIC ORGANIC ION EXCHANGE RESIN.
Claim 2
Dependent Claim
81 words
IN THE HYDRATION WITH WATER OF A MONOOLEFIN CONTAINING FROM 2 TO 4 CARBON ATOMS TO ALCOHOLS, ETHERS, AND POLYMER BY CONTACTING THE MONOOLEFIN WITH A FIXED BED OF AN ACIDIC ORGANIC ION EXCHANGE RESIN, THE STEP OF PASSING THE MONOOLEFIN THROUGH A BED OF AN INORGANIC HYDRATION CATALYST AT A TEMPERATURE ABOVE ABOUT 200*F., BUT BELOW THAT AT WHICH SUBSTANTIAL POLYMERIZATION OF THE MONOOLEFIN TAKES PLACE, AND THEN PASSING THE MONOOLEFIN INTO THE BED OF ACIDIC ORGANIC ION EXCHANGE RESIN.
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) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |