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US3758528A
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Tricyclic compounds
Assignee: Science Union et Cie
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Filing: 1970-03-13
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Granted: 1973-09-11
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Expires: 1990-03-13
Abstract
Abstract Tricyclic compounds of the formula : WHEREIN: A is -(CH2)m-, -CH CH- , -(CH2)p-O- , -(CH2)p-S- , -(CH2)pSO2-, -(CH2)p-NR1 or -SO2-NR2- in which m is 1, 2 or 3, p is 1 or 2, R1 is hydrogen or lower alkyl and R2 is lower alkyl ; X and Y are hydrogen or halogen ; R and R'' are hydrogen or lower alkyl, and N IS AN INTEGER OF FROM 1 TO 12 INCLUSIVE. These compounds possess psychostimulant, antidepressive, analgesic, antitussive, antihistaminic and gastric antisecretory properties.
Inventors
- 👤 J Pignant
- 👤 C Malen
- 👤 B Danree
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:49
CPC Classifications
C; C07; C07D; C07D337/00; C07D337/02; C07D337/06; C07D337/10; C07D337/12
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
12 words
A compound of claim 1 which is 7-(dibenzo (a,d) cycloheptadien-5-yl) aminoheptanoic acid.
Claim 2
Dependent Claim
12 words
A compound of claim 1 which is 7-(dibenzo (a,d) cyclooctadien-5-yl) aminoheptanoic acid.
Claim 3
Dependent Claim
12 words
A compound of claim 1 which is ethyl 11-(dibenzo (a,d) cyclo-heptatrien-5-yl) aminoundecanoate.
Claim 4
Dependent Claim
15 words
A compound of claim 1 which is 7-(2-chloro dibenzo (a,d) cycloheptadien-5 yl) amino heptanoic acid.
References Cited (Backward Citations)
US3535315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |