Patent US2696506A successfully refreshed from Google Patents.
US2696506A
Expired / Lapsed
US
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Synthesis of oxygenated organic compounds
Assignee: Standard Oil Development Co
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Filing: 1949-11-04
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Granted: 1954-12-07
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Expires: 1969-11-04
Abstract
No abstract record available.
Inventors
- 👤 Warren M Smith
- 👤 John D Koontz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:14
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/90; B01J23/94; B01J10/00; B01J19/00; B01J19/18; B01J19/1887; B01J38/00; C; C07; C07C; C07C27/00; C07C27/20; C07C27/22; C07C45/00; C07C45/49; C07C45/50; B01J2219/00; B01J2219/00002; B01J2219/00027; B01J2219/0004; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/584
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN A CARBONYLATION PROCESS WHEREIN OLEFINIC CONPOUNDS ARE CONTACTED IN AN INITIAL CARBONYLATION ZONE WITH CARBON MONOXIDE AND HYDROGEN IN THE PRESENCE OF A COBALT CARBONYLATION CATALYST UNDER CONDITIONS OF TEMPERATURE AND PRESSURE CONDUCIVE TO PRODUCTION OF ALDEHYDES CONTAINING ONE MORE CARBON ATOM THAN SAID OLEFINIC COMPOUNDS, AND WHEREIN AT LEAST A PORTION OF SAID COBALT IS CONVERTED INTO COBALT CARBONYL, AND WHEREIN A REACTION PRODUCT COMPRISING ALDEHYDES AND COBALT CARBONYL IS WITHDRAWN FROM SAID REACTION ZONE AND TRANSFERRED TO A CATALYST DECOMPOSITION AND REMOVAL ZONE, THE IMPROVEMENT WHICH COMPRISES CONTINUOUSLY PASSING SAID PRODUCT IN CONTACT WITH AN EXTERNALLY HEATED HEAT TRANSFER SURFACE
Claim 2
Dependent Claim
103 words
IN A CARBONYLATION PROCESS WHEREIN OLEFINIC CONPOUNDS ARE CONTACTED IN AN INITIAL CARBONYLATION ZONE WITH CARBON MONOXIDE AND HYDROGEN IN THE PRESENCE OF A COBALT CARBONYLATION CATALYST UNDER CONDITIONS OF TEMPERATURE AND PRESSURE CONDUCIVE TO PRODUCTION OF ALDEHYDES CONTAINING ONE MORE CARBON ATOM THAN SAID OLEFINIC COMPOUNDS, AND WHEREIN AT LEAST A PORTION OF SAID COBALT IS CONVERTED INTO COBALT CARBONYL, AND WHEREIN A REACTION PRODUCT COMPRISING ALDEHYDES AND COBALT CARBONYL IS WITHDRAWN FROM SAID REACTION ZONE AND TRANSFERRED TO A CATALYST DECOMPOSITION AND REMOVAL ZONE, THE IMPROVEMENT WHICH COMPRISES CONTINUOUSLY PASSING SAID PRODUCT IN CONTACT WITH AN EXTERNALLY HEATED HEAT TRANSFER SURFACE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |