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Patent US3294854A successfully refreshed from Google Patents.
US3294854A
Expired / Lapsed
US
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Cyclic octene production
Assignee: Shell USA Inc
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Filing: 1964-04-23
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Granted: 1966-12-27
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Lynn H Slaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:10
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/02; C07C5/03; C07C5/05; C07C2601/00; C07C2601/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
THE PROCESS FOR THE PRODUCTION OF CYCLIC OCTENES BY CONTACTING IN A REACTION ZONE CYCLOOCTADIENE AND METAL HYDRIDE CONTAINING FROM 1 TO 2 METALS, AT LEAST ONE OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF ALKALI AND ALKALINE EARTH METAL, INTRODUCING SUFFICIENT MOLECULAR HYDROGEN TO PROVIDE A HYDROGEN PRESSURE OF FROM 0 P.S.I.G. TO ABOUT 3500 P.S.I.G., AND MAINTAINING THE MIXTURE OBTAINED THEREBY AT A TEMPERATURE FROM ABOUT 50*C. TO ABOUT 350*C.
Claim 2
Dependent Claim
73 words
THE PROCESS FOR THE PRODUCTION OF CYCLIC OCTENES BY CONTACTING IN A REACTION ZONE CYCLOOCTADIENE AND METAL HYDRIDE CONTAINING FROM 1 TO 2 METALS, AT LEAST ONE OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF ALKALI AND ALKALINE EARTH METAL, INTRODUCING SUFFICIENT MOLECULAR HYDROGEN TO PROVIDE A HYDROGEN PRESSURE OF FROM 0 P.S.I.G. TO ABOUT 3500 P.S.I.G., AND MAINTAINING THE MIXTURE OBTAINED THEREBY AT A TEMPERATURE FROM ABOUT 50*C. TO ABOUT 350*C.
References Cited (Backward Citations)
FR1337889A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |