US3923794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel propenylamine derivatives and process for the production thereof
Assignee: Sumitomo Chemical Co Ltd
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Filing: 1974-07-10
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Granted: 1975-12-02
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Expires: 1994-07-10
Abstract
Abstract Novel propenylamine derivatives represented by the general formula WHEREIN R1, R2, X and A are as defined hereinafter, and pharmaceutically acceptable salts thereof, useful as antipsychotic tranquillizing, analgesic, anti-convulsive, antihypertensive and anti-inflammatory agents are disclosed. The propenylamine derivatives of this invention can be prepared by reacting the corresponding propenyl halide with an amine derivative.
Inventors
- 👤 Isamu Maruyama
- 👤 Masaru Nakao
- 👤 Kikuo Sasajima
- 👤 Izumi Yanagihara
- 👤 Shigeho Inaba
- 👤 Hisao Yamamoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:37
CPC Classifications
C; C07; C07D; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/14; C07D333/20; C07D471/00; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/435; A61K31/47; A61K31/4738; A61K31/4745; C07D471/02; C07D471/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A PROPENYLAMINE DERIVATIVE OF THE FORMULA
Claim 2
Dependent Claim
6 words
A PROPENYLAMINE DERIVATIVE OF THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-01 | 1979-06-02 | 1979-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-01 | 1983-06-02 | 1983-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-01 | 1987-06-02 | 1987-12-02 | $7700.00 | Window Closed / Lapsed |