US4058529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polycyclic amino derivatives of pyrrolidone and piperidone
Assignee: Novartis Corp
•
Filing: 1965-02-02
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Granted: 1977-11-15
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Expires: 1985-02-02
Abstract
Abstract A series of compounds of the formula ##STR1## have been found to exhibit useful pharmacological properties, e.g. antiinflammatory and analgetic activity.
Inventors
- 👤 Wilfried Graf
- 👤 Erich Schmid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:08
CPC Classifications
C; C07; C07D; C07D471/00; C07D471/02; C07D471/04; C07D471/12; C07D471/14; C07D487/00; C07D487/02; C07D487/04; C07D487/06
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
66 words
A compound of the formula ##STR39## wherein R is aryl of the formula ##STR40## each of R 9 , R 10 , R 11 , R 12 and R 13 is a member selected from the group consisting of a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, lower alkyl, lower alkoxy, trifluoromethyl and lower alkylthio; A is trimethylene and B is trimethylene.
Claim 2
Dependent Claim
66 words
A compound of the formula ##STR39## wherein R is aryl of the formula ##STR40## each of R 9 , R 10 , R 11 , R 12 and R 13 is a member selected from the group consisting of a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, lower alkyl, lower alkoxy, trifluoromethyl and lower alkylthio; A is trimethylene and B is trimethylene.
Claim 3
Dependent Claim
91 words
A compound of the formula: ##STR41## wherein R is aryl of the formula: ##STR42## each of R 1 , R 2 , R 3 and R 4 is a member selected from the group consisting of a hydrogen atom, lower straight chain alkyl, or phenyl; and each of R 9 , R 10 , R 11 , R 12 and R 13 is a member selected from the group consisting of a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, lower alkyl, lower alkoxy, trifluoromethyl and lower alkylthio.
Claim 4
Dependent Claim
91 words
A compound of the formula: ##STR41## wherein R is aryl of the formula: ##STR42## each of R 1 , R 2 , R 3 and R 4 is a member selected from the group consisting of a hydrogen atom, lower straight chain alkyl, or phenyl; and each of R 9 , R 10 , R 11 , R 12 and R 13 is a member selected from the group consisting of a hydrogen atom, a chlorine atom, a fluorine atom, a bromine atom, lower alkyl, lower alkoxy, trifluoromethyl and lower alkylthio.
Claim 5
Dependent Claim
2 words
8a-phenyl-1,2,3,4,6,7,8,8a-octahydro-pyrrolo[1,2-a] pyrimidin-6-one.
Claim 6
Dependent Claim
2 words
8a-phenyl-1,2,3,4,6,7,8,8a-octahydro-pyrrolo[1,2-a] pyrimidin-6-one.
Claim 7
Dependent Claim
3 words
8a-(p-chlorophenyl)-hexahydro-pyrrolo[1,2-a] pyrimidin -6(2H)-one.
Claim 8
Dependent Claim
3 words
8a-(p-chlorophenyl)-hexahydro-pyrrolo[1,2-a] pyrimidin -6(2H)-one.
Claim 9
Dependent Claim
2 words
9a-phenyl-octahydro-6H-pyrido[1,2-a]pyrimidin -6-one.
Claim 10
Dependent Claim
2 words
9a-phenyl-octahydro-6H-pyrido[1,2-a]pyrimidin -6-one.
References Cited (Backward Citations)
US3334113A
Cited
US3334099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-11-14 | 1981-05-16 | 1981-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-11-14 | 1985-05-16 | 1985-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-11-14 | 1989-05-16 | 1989-11-15 | $7700.00 | Window Closed / Lapsed |