US3590094A
Expired / Lapsed
US
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Conversion of linear acyclic olefin to branched chain olefin
Assignee: Phillips Petroleum Co
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Filing: 1968-04-18
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Granted: 1971-06-29
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Expires: 1988-04-18
Abstract
Abstract A LINEAR ACRYLIC OLEFIN HYDROCARBON IS CONVERTED TO PRODUCE AN ACRYLIC OLEFIN HYDROCARBON PRODUCT BY A COMBINATION OS STEPS COMPRISING DIMERIZATION FOLLOWED BY THE OLEFIN REACTION WITH RECYCLE OF BOTH HEAVIER AND LIGHTER OLEFINS TO THE OLEFIN REACTION ZONE.
Inventors
- 👤 Robert E Reusser
- 👤 Donald L Crain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:29
CPC Classifications
C; C07; C07C; C07C11/00; C07C11/02; C07C11/10; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/905
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-28 | 1974-12-28 | 1975-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-28 | 1978-12-28 | 1979-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-28 | 1982-12-28 | 1983-06-29 | $7700.00 | Window Closed / Lapsed |