US3267169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Octatriene production
Assignee: Shell USA Inc
•
Filing: 1965-05-14
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Granted: 1966-08-16
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Expires: 1985-05-14
Abstract
No abstract record available.
Inventors
- 👤 Edgar J Smutny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:06
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE PROCESS OF PRODUCING A C8-C10-1,3,7-OCTATRIENE WHICH COMPRISES (A) CONTACTING (A) AN AROMATIC C8-C10-2,7-OCTADIENYL ETHER, (B) METAL COMPOUND CATALYST WHEREIN THE METAL IS SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM AND RUTHENIUM, (C) A PHENOXIDE ANION, CATALYST PROMOTER, AND (D) A TERTIARY PHOSPHINE, AND (B) REMOVING FROM THE RESULTING MIXTURE AT LEAST ONE DEGRADATION PRODUCT THEREOF, SAID DEGRADATION PRODUCTS COMPRISING A C8-C10-1,3,7-OCTATRIENE AND A PHENOL.
Claim 2
Dependent Claim
66 words
THE PROCESS OF PRODUCING A C8-C10-1,3,7-OCTATRIENE WHICH COMPRISES (A) CONTACTING (A) AN AROMATIC C8-C10-2,7-OCTADIENYL ETHER, (B) METAL COMPOUND CATALYST WHEREIN THE METAL IS SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, PLATINUM AND RUTHENIUM, (C) A PHENOXIDE ANION, CATALYST PROMOTER, AND (D) A TERTIARY PHOSPHINE, AND (B) REMOVING FROM THE RESULTING MIXTURE AT LEAST ONE DEGRADATION PRODUCT THEREOF, SAID DEGRADATION PRODUCTS COMPRISING A C8-C10-1,3,7-OCTATRIENE AND A PHENOL.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |