US2694730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Derivatives of bicyclooctene hydrocarbons and production thereof
Assignee: Universal Oil Products Co
•
Filing: 1951-10-02
•
Granted: 1954-11-16
•
Expires: 1971-10-02
Abstract
No abstract record available.
Inventors
- 👤 Vladimir N Ipatieff
- 👤 Pines Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:57
CPC Classifications
C; C07; C07C; C07C47/00; C07C47/38; C07C47/453; C07C45/00; C07C45/27; C07C45/28; C07C47/44; C07C47/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A 2-FORMYL-6-HYDROCARBON SUBSTITUTED BICYCLO(3.2.1)-2-OCETENE, IN WHICH THE 6-HYDROCARBON SUBSTITUENT IS SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ARYL, ARALKYL, AND ALKARYL.
Claim 2
Dependent Claim
22 words
A 2-FORMYL-6-HYDROCARBON SUBSTITUTED BICYCLO(3.2.1)-2-OCETENE, IN WHICH THE 6-HYDROCARBON SUBSTITUENT IS SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ARYL, ARALKYL, AND ALKARYL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |