Patent US2669589A successfully refreshed from Google Patents.
US2669589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alcohol synthesis
Assignee: Standard Oil Development Co
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Filing: 1948-12-30
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Granted: 1954-02-16
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Expires: 1968-12-30
Abstract
No abstract record available.
Inventors
- 👤 William E Cattcrall
- 👤 Stanley C Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:22
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A CONTINUOUS CARBONYLATION PROCESS WHEREIN OLEFINS, CARBON MONOXIDE AND HYDROGEN ARE CONTACTED WITH A CARBONYLATION CATALYST IN A CARBONYLATION ZONE UNDER CONDITIONS TO PRODUCE OXYGENATED ORGANIC COMPOUNDS CONTAINING AT LEAST ONE MORE CARBON ATOM PER MOLECULE THAN SAID OLEFINIC COMPOUNDS, THE IMPROVEMENT WHICH COMPRISES EMPLOYING AS DILUENT IN SAID CARBONYLATION ZONE A NON-OLEFINIC HYDROCARBON MATERIAL HAVING AN ATMOSPHERIC BOILING RANGE LYING ABOVE A LOWER LIMIT OF ABOUT 208+3LN, WHERE THE BOILING RANGE IS EXPRESSED IN DEGREES FAHRENHEIT AND N, A NUMBER GREATER THAN 2, IS THE NUMBER OF CARBON ATOMS IN THE HIGHEST MOLECULAR WEIGHT OLEFIN WHICH IS CONVERTED TO A SIGNIFICANT QUANTITY OF SAID OXYGENATED COMPOUNDS, AND WHEREIN SAID DILUENT HAS A BOILING RANGE LYING BELOW AN UPPER LIMIT OF ABOUT 174+58M, WHERE M, A NUMBER GREATER THAN 2. IS THE NUMBER OF CARBON ATOMS IN THE LOWERST MOLECULAR WEIGHT OLEFIN CONVERTED TO A SIGNIFICANT QUANTITY OF SAID OXYGENATED COMPOUNDS.
Claim 2
Dependent Claim
152 words
IN A CONTINUOUS CARBONYLATION PROCESS WHEREIN OLEFINS, CARBON MONOXIDE AND HYDROGEN ARE CONTACTED WITH A CARBONYLATION CATALYST IN A CARBONYLATION ZONE UNDER CONDITIONS TO PRODUCE OXYGENATED ORGANIC COMPOUNDS CONTAINING AT LEAST ONE MORE CARBON ATOM PER MOLECULE THAN SAID OLEFINIC COMPOUNDS, THE IMPROVEMENT WHICH COMPRISES EMPLOYING AS DILUENT IN SAID CARBONYLATION ZONE A NON-OLEFINIC HYDROCARBON MATERIAL HAVING AN ATMOSPHERIC BOILING RANGE LYING ABOVE A LOWER LIMIT OF ABOUT 208+3LN, WHERE THE BOILING RANGE IS EXPRESSED IN DEGREES FAHRENHEIT AND N, A NUMBER GREATER THAN 2, IS THE NUMBER OF CARBON ATOMS IN THE HIGHEST MOLECULAR WEIGHT OLEFIN WHICH IS CONVERTED TO A SIGNIFICANT QUANTITY OF SAID OXYGENATED COMPOUNDS, AND WHEREIN SAID DILUENT HAS A BOILING RANGE LYING BELOW AN UPPER LIMIT OF ABOUT 174+58M, WHERE M, A NUMBER GREATER THAN 2. IS THE NUMBER OF CARBON ATOMS IN THE LOWERST MOLECULAR WEIGHT OLEFIN CONVERTED TO A SIGNIFICANT QUANTITY OF SAID OXYGENATED COMPOUNDS.
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) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |