US4333943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethyl 3-(3-indolyl)-3-(5-tetrazolyl) propionate compounds used as anti-hypertensive agents
Assignee: Bayer Corp
•
Filing: 1980-12-15
•
Granted: 1982-06-08
•
Expires: 2000-12-15
Abstract
Abstract Disclosed are novel ethyl 3-(3-indolyl)-3-(5-tetrazolyl) propionate compounds characterized by the formula: <IMAGE> wherein X is H or methoxy and Y is H, Cl or methoxy. These compounds are useful as antihypertensive agents.
Inventors
- 👤 Elva Kurchacova
- 👤 Max E. Safdy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:32
CPC Classifications
C; C07; C07D; C07D403/00; C07D403/02; C07D403/06
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
47 words
A method for treating hypertension in an individual for whom such therapy is indicated which method comprises administering to the individual a therapeutically effective amount of an ethyl 3-(3-Indolyl)-3-(5-tetrazolyl) propionate of the formula: ##STR7## wherein X is H or methoxy and Y is H, Cl or methoxy.
Claim 2
Independent Claim
47 words
A method for treating hypertension in an individual for whom such therapy is indicated which method comprises administering to the individual a therapeutically effective amount of an ethyl 3-(3-Indolyl)-3-(5-tetrazolyl) propionate of the formula: ##STR7## wherein X is H or methoxy and Y is H, Cl or methoxy.
Claim 3
Dependent Claim
19 words
The method of claim 1 wherein the compound administered is further defined in that X and Y are H.
Claim 4
Dependent Claim
22 words
The method of claim 1 wherein the compound administered is further defined in that X is --OCH 3 and Y is H.
Claim 5
Dependent Claim
24 words
The method of claim 1 wherein the compound administered is further defined in that X is --OCH 3 and Y is 6-OCH 3 .
Claim 6
Dependent Claim
21 words
The method of claim 1 wherein the compound administered is further defined in that X is H and Y is 6-Cl.
Claim 7
Dependent Claim
23 words
The method of claim 1 wherein the compound administered is further defined in that X is H and Y is 6-OCH 3 .
References Cited (Backward Citations)
US3705894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-06-07 | 1985-12-07 | 1986-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-06-07 | 1989-12-07 | 1990-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-06-07 | 1993-12-07 | 1994-06-08 | $7700.00 | Window Closed / Lapsed |