US3917651A
Expired / Lapsed
US
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Dioxatricyclodecanones
Assignee: Kali Chemie AG
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Filing: 1974-01-24
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Granted: 1975-11-04
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Expires: 1994-01-24
Abstract
Abstract 2,9-Dioxatricyclo(4.3.1.03,7)decan-4-ones having the formulae IN EACH OF WHICH FORMULAE R1 is a benzyloxy or an alkoxy radical having up to 4 carbon atoms and X is a methyl or chloromethyl radical. The compounds are hypotensive and centrally depressant and analgetic agents and are useful for treating arteriosclerotic diseases and as psychopharmaceuticals.
Inventors
- 👤 Peter Willibrord Thies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:30
CPC Classifications
C; C07; C07H; C07H17/00; C07H17/04
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
9 words
A COMPOUND OF THE GROUP CONSISTING OF 2.9-DIOXATRICYCLO 4.3.1.03.7
Claim 2
Dependent Claim
9 words
A COMPOUND OF THE GROUP CONSISTING OF 2.9-DIOXATRICYCLO 4.3.1.03.7
Claim 3
Dependent Claim
10 words
A compound as defined in claim 1 which is 3-methyl-10-methylene-8-methoxy-2,9-dioxatricyclo(4.3.1.03,7)decan-4-one.
Claim 4
Dependent Claim
10 words
A compound as defined in claim 1 which is 3,10-dimethyl-8-methoxy-2,9-dioxatricyclo(4.3.1.03,7)decan-4-one.
Claim 5
Dependent Claim
10 words
A compound as defined in claim 1 which is 3,10-dimethyl-8-ethoxy-2,9-dioxatricyclo(4.3.1.03,7)decan-4-one.
Claim 6
Dependent Claim
10 words
A compound as defined in claim 1 which is 3,10-dimethyl-8-butoxy-2,9-dioxatricyclo(4.3.1.03,7)decan-4-one.
Claim 7
Dependent Claim
10 words
A compound as defined in claim 1 which is 3,10-dimethyl-8-benzyloxy-2,9-dioxatricyclo(4.3.1.03,7)decan-4-one.
Claim 8
Dependent Claim
10 words
A compound as defined in claim 1 which is 3-chloromethyl-10-methyl-8-methoxy-2,9-dioxatricyclo(4.3.1.03,7)decan-4-one.
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) | 1978-11-03 | 1979-05-05 | 1979-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-11-03 | 1983-05-05 | 1983-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-11-03 | 1987-05-05 | 1987-11-04 | $7700.00 | Window Closed / Lapsed |