US3631111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxo process
Assignee: Gulf Research and Development Co
•
Filing: 1968-12-17
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Granted: 1971-12-28
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Expires: 1988-12-17
Abstract
Abstract AN OZO PROCESS WHEREIN AN OLEFIN IS REACTED WITH HYDROGEN AND CARBON MONOXIDE IN THE PRESENCE OF A CATALYST SYSTEM WHEREIN THE MAJOR PORTION THEREOF IS A GROUP-VI-B METAL CARBONYL COMPLEXED WITH A COMPOUND OF TRIVALENT PHOSPHORUS, TRIVALENT ARSENIC OR TRIVALENT ANTIMONY AND A MINOR PORTION THEREOF IS A METAL HYDRO CARBONYL WHEREIN THE METAL CAN BE COBALT, RHODIUM, IRIDIUM, PALLADIUM, IRON, NICKEL, RUTHENIUM, OSMIUM, MANGNESE OR RHENIUM.
Inventors
- 👤 Edmond R Tucci
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:59
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) | 1974-12-27 | 1975-06-28 | 1975-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-27 | 1979-06-28 | 1979-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-27 | 1983-06-28 | 1983-12-28 | $7700.00 | Window Closed / Lapsed |