US2797236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lower alkanoate esters of 3-methyl-6-cyclohexylidene-1-hexen-3-ol and the corresponding 1-hexyn analog
Assignee: F Hoffmann La Roche AG
•
Filing: 1956-11-30
•
Granted: 1957-06-25
•
Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 James A Birbiglia
- 👤 George O Chase
- 👤 Galender Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:36
CPC Classifications
C; C07; C07C; C07C69/00; C07C69/608; C07C67/00; C07C67/08; C07C67/30; C07C67/303; C07C2601/00; C07C2601/12; C07C2601/14; C07C2601/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
7 words
3-METHYL-6-CYCLOHEXYLIDENE-1-HEXEN-3-YL LOWER ALKANOATE. 4. 3-METHYL-6-CYCLOHEXYLIDENE-1-HEXYN-3-YL LOWER ALKANOATE.
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) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |