US2641613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic synthesis of alcohols
Assignee: Standard Oil Development Co
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Filing: 1948-07-01
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Granted: 1953-06-09
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Expires: 1968-07-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph K Mertzweiller
- 👤 Paul T Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:59
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A CONTINUOUS CARBONYLATION PROCESS WHEREIN OLEFINIC CARBON COMPOUNDS, CARBON MONOXIDE AND HYDROGEN ARE CONTACTED AT ELEVATED TEMPERTURE AND AT A PRESSURE IN THE RANGE OF FROM 2,000 TO 4,000 P.S.I.G., WITH A CARBONYLATION CATALYST UNDER CONDITIONS TO PRODUCE ALDEHYDES CONTAINING ONE OR MORE CARBON ATOM THAN SAID OLEFINIC CARBON COMPOUNDS, THE IMPROVEMENT WHICH COMPRISES SUBJECTING THE REACTANTS TO SYNTHESIZING CONDITIONS OF TEMPERATURE AND PRESSURE IN THE PRESENCE OF A CATALYST COMPRISING AN INORGANIC SALT OF COBALT DISSOLVED IN AN ORGANIC SOLVENT WHICH IS A FIRST STAGE CARBONYLATION PRODUCT SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
95 words
IN A CONTINUOUS CARBONYLATION PROCESS WHEREIN OLEFINIC CARBON COMPOUNDS, CARBON MONOXIDE AND HYDROGEN ARE CONTACTED AT ELEVATED TEMPERTURE AND AT A PRESSURE IN THE RANGE OF FROM 2,000 TO 4,000 P.S.I.G., WITH A CARBONYLATION CATALYST UNDER CONDITIONS TO PRODUCE ALDEHYDES CONTAINING ONE OR MORE CARBON ATOM THAN SAID OLEFINIC CARBON COMPOUNDS, THE IMPROVEMENT WHICH COMPRISES SUBJECTING THE REACTANTS TO SYNTHESIZING CONDITIONS OF TEMPERATURE AND PRESSURE IN THE PRESENCE OF A CATALYST COMPRISING AN INORGANIC SALT OF COBALT DISSOLVED IN AN ORGANIC SOLVENT WHICH IS A FIRST STAGE CARBONYLATION PRODUCT SELECTED FROM THE GROUP CONSISTING OF
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) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |