Patent US2542747A successfully refreshed from Google Patents.
US2542747A
Expired / Lapsed
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Olefin reactions
Assignee: EIDP Inc
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Filing: 1946-03-22
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Granted: 1951-02-20
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Expires: 1966-03-22
Abstract
No abstract record available.
Inventors
- 👤 Paul L Barrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:17
CPC Classifications
C; C07; C07C; C07C209/00; C07C209/60; C07C45/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
83 words
A PROCESS FOR THE PREPARATION OF SATURATED ORGANIC COMPOUNDS WHICH COMPRISES HEATING A MIXTURE OF REACTANTS CONSISTING OF AN OLEFINIC HYDROCARBON, COBALT CARBONYL, AND A SUBSTANCE OF THE CLASS CONSISTING OF HYDROGEN AND AMMONIA AT A TEMPERATURE OF ABOUT 25* TO 253* C., UNDER SUPERATMOSPHERIC PRESSURE IN THE ABSENCE OF ANY SUBSTANTIAL QUANTITY OF CARBON MONOXIDE OTHER THAN THE CARBON MONOXIDE INTRODUCED IN THE FORM OF COBALT CARBONYL, AND SEPARATING FROM RESULTANT REACTION PRODUCT THE SATURATED ORGANIC COMPOUNDS PRODUCED BY THE ENSUING REACTION.
References Cited (Backward Citations)
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US1973662A
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US2111469A
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US2276921A
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FR873391A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |