US3305593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehydrogenation of cyclooctene
Assignee: Uniroyal Inc
•
Filing: 1965-06-24
•
Granted: 1967-02-21
•
Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Robert E Rinehart
- 👤 Ronald W Fuest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:35
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/32; C07C5/327; C07C5/333
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
THE METHOD OF DEHYDROGENATING CYCLOOCTENE TO 1,5CYCLOOCTADIENE WHICH COMPRISES HEATING A SOLUTION OF CYCLOOCIENE AND A RHODIUM SALT IN METHANOL AT A TEMPERATURE FROM 50*C. TO 150*C.
Claim 2
Independent Claim
27 words
THE METHOD OF DEHYDROGENATING CYCLOOCTENE TO 1,5CYCLOOCTADIENE WHICH COMPRISES HEATING A SOLUTION OF CYCLOOCIENE AND A RHODIUM SALT IN METHANOL AT A TEMPERATURE FROM 50*C. TO 150*C.
References Cited (Backward Citations)
GB937276A
Cited
FR1318312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |