US3072709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Octahydronaphthaleneones, alcohols and their acyl derivatives
Assignee: F Hoffmann La Roche AG
•
Filing: 1958-05-19
•
Granted: 1963-01-08
•
Expires: 1978-05-19
Abstract
No abstract record available.
Inventors
- 👤 Saucy Gabriel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:39
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0042; C11B9/0046; C11B9/0049; C11B9/0053; C07; C07C; C07C45/00; C07C45/27; C07C45/29; C07C45/292; C07C45/61; C07C45/67; C07C49/00; C07C49/385; C07C49/417; C07C49/423; C07C49/427; C07C49/447; C07C49/587; C07C49/613; C07C49/617; C07C49/623; C07C49/637
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
9 words
A METHOD FOR PRODUCING BICYCLIC COMPOUNDS OF THE FORMULA
Claim 2
Independent Claim
9 words
A METHOD FOR PRODUCING BICYCLIC COMPOUNDS OF THE FORMULA
Claim 3
Dependent Claim
6 words
A COMPOUND OF THE STRUCTURAL FORMULA
Claim 4
Dependent Claim
6 words
A COMPOUND OF THE STRUCTURAL FORMULA
Claim 5
Dependent Claim
24 words
A COMPOUND OF THE STRUCTURAL FORMULA WHEREIN R1, R2 AND R3 EACH IS A MEMBER OF THE GROUP CONSISTING OF HYDROHEN AND LOWER ALKYL.
Claim 6
Dependent Claim
24 words
A COMPOUND OF THE STRUCTURAL FORMULA WHEREIN R1, R2 AND R3 EACH IS A MEMBER OF THE GROUP CONSISTING OF HYDROHEN AND LOWER ALKYL.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |