US3274271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of bicyclo-(3, 2, 1)-octene-(2)
Assignee: Bayer Pharma AG
•
Filing: 1963-02-11
•
Granted: 1966-09-20
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Expires: 1983-02-11
Abstract
No abstract record available.
Inventors
- 👤 Muller Karl Heinz
- 👤 Borner Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:39
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/32; C07C1/325; C07C1/327; C07C2602/00; C07C2602/36; C07C2602/44
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
8 words
A PROCESS FOR THE PREPARATION OF BICYCLO-(3,2,1)OCTENE- (2)
References Cited (Backward Citations)
US2826598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |