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Patent US3733361A successfully refreshed from Google Patents.
US3733361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxo process
Assignee: Gulf Research and Development Co
•
Filing: 1966-08-23
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Granted: 1973-05-15
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Expires: 1986-08-23
Abstract
Abstract AN OXO POCESS WHEREIN AN OLEFIN IS REACTED WITH HYDROGEN AND CARBON MONOXIDE IN THE PRESENCE OF A COBALT CARBONYL AND A TRIOXAPHOSPHINEOBICYCLOOCTANE, PREFERABLY IN THE PRESENCE OF A TRIALKYL AMINE.
Inventors
- 👤 J Deffner
- 👤 E Fucci
- 👤 J Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:03
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 0
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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) | 1976-05-14 | 1976-11-13 | 1977-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-14 | 1980-11-13 | 1981-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-14 | 1984-11-13 | 1985-05-15 | $7700.00 | Window Closed / Lapsed |