US2530989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthesis of oxygenated organic compounds
Assignee: Standard Oil Development Co
•
Filing: 1947-06-05
•
Granted: 1950-11-21
•
Expires: 1967-06-05
Abstract
No abstract record available.
Inventors
- 👤 Paul T Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:18
CPC Classifications
C; C07; C07C; C07C27/00; C07C27/20; C07C27/22; C07C29/00; C07C29/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
IN THE PRODUCTION OF OXYGENATED ORGANIC COMPOUNDS BY REACTING OLEFINS WITH CO AND HS IN AN OXYGENATION ZONE AT OXYGENATION CONDITIONS OF TEMPERATURE AND PRESSURE IN THE PRESENCE OF AN OXYGENATION CATALYST THE IMPROVEMENT WHICH COMPRISES WITHDRAWING A MIXTURE OF OXYGENATED PRODUCTS AND UNCONVERTED OLEFINS FROM SAID OXYGENATION ZONE, DISTILLING SAID MIXTURE, IN THE PRESENCE OF DISSOLVED OXYGENATION CATALYST AND PRIOR TO FURTHER CONVERSION, AT A REDUCED PRESSURE OF ABOUT 5 TO 500 MM. HG ADAPTED TO SEPARATE UNCONVERTED OLEFINS FROM OXYGENATED PRODUCTS WITHOUT EXCESSIVE CONDENSATION OF ALDEHYDES AND RECYCLING SAID SEPARATED OLEFINS TO SAID OXYGENATION ZONE.
Claim 2
Dependent Claim
97 words
IN THE PRODUCTION OF OXYGENATED ORGANIC COMPOUNDS BY REACTING OLEFINS WITH CO AND HS IN AN OXYGENATION ZONE AT OXYGENATION CONDITIONS OF TEMPERATURE AND PRESSURE IN THE PRESENCE OF AN OXYGENATION CATALYST THE IMPROVEMENT WHICH COMPRISES WITHDRAWING A MIXTURE OF OXYGENATED PRODUCTS AND UNCONVERTED OLEFINS FROM SAID OXYGENATION ZONE, DISTILLING SAID MIXTURE, IN THE PRESENCE OF DISSOLVED OXYGENATION CATALYST AND PRIOR TO FURTHER CONVERSION, AT A REDUCED PRESSURE OF ABOUT 5 TO 500 MM. HG ADAPTED TO SEPARATE UNCONVERTED OLEFINS FROM OXYGENATED PRODUCTS WITHOUT EXCESSIVE CONDENSATION OF ALDEHYDES AND RECYCLING SAID SEPARATED OLEFINS TO SAID OXYGENATION ZONE.
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) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |