US3897428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dodecenoic acid amides
Assignee: Chugai Pharmaceutical Co Ltd
•
Filing: 1973-10-30
•
Granted: 1975-07-29
•
Expires: 1993-10-30
Abstract
Abstract Novel dodecenoic acid derivatives represented by the formula wherein R1 and R2 are as hereinafter defined, which exhibit hypocholesteremic, antilipidemic, antibacterial and antifungal activities are disclosed.
Inventors
- 👤 Satoshi Omura
- 👤 Iwao Umezawa
- 👤 Toju Hata
- 👤 Minoru Shindo
- 👤 Masakazu Mizoguchi
- 👤 Nobuhiro Oi
- 👤 Tomoharu Uchiyama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:36
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/42; A61; A61P; A61P3/00; A61P3/06; A61P31/00; A61P31/04; C; C07; C07D; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/30
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
6 words
A 4-KETO-2-DODECENAMIDE REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
6 words
A 4-KETO-2-DODECENAMIDE REPRESENTED BY THE FORMULA
Claim 3
Dependent Claim
5 words
N,N-Dimethyl-4-keto-2-dodecenamide in accordance with claim
Claim 4
Dependent Claim
6 words
N,N-Diallyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 5
Dependent Claim
6 words
N-Methyl-N-cyclohexyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 6
Dependent Claim
6 words
N,N-Diethyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 7
Dependent Claim
5 words
N-Cyclohexyl-4-keto-2-dodecenamide in accordance with claim
Claim 8
Dependent Claim
6 words
N,N-Diisopropyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 9
Dependent Claim
5 words
N,N-Diisobutyl-4-keto-2-dodecenamide in accordance with claim
Claim 10
Dependent Claim
6 words
N-Benzyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 11
Dependent Claim
6 words
N-Allyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 12
Dependent Claim
6 words
N-t-Butyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 13
Dependent Claim
5 words
N,N-Dibenzyl-4-keto-2-dodecenamide in accordance with claim
Claim 14
Dependent Claim
6 words
N,N-Bis-hydroxyethyl-4-keto-dodecenamide in accordance with claim 1.
Claim 15
Dependent Claim
5 words
N-(4-Keto-2-dodecenoyl)-pyrrolydine in accordance with claim
Claim 16
Dependent Claim
5 words
N-(4-Keto-2-dodecenoyl)-piperidine in accordance with claim
Claim 17
Dependent Claim
6 words
N-n-Propyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 18
Dependent Claim
6 words
N-Hydroxyethyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 19
Dependent Claim
5 words
N-Isopropyl-4-keto-2-dodecenamide in accordance with claim
Claim 20
Dependent Claim
6 words
N-Methyl-4-keto-2-dodecenamide in accordance with claim 1.
Claim 21
Dependent Claim
7 words
4-Keto-043290220 2-dodecenamide in accordance with claim 1.
Claim 22
Dependent Claim
5 words
N-(4-Keto-2-dodecenoyl)-morpholine in accordance with claim
References Cited (Backward Citations)
US3751479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-07-28 | 1979-01-27 | 1979-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-07-28 | 1983-01-27 | 1983-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-07-28 | 1987-01-27 | 1987-07-29 | $7700.00 | Window Closed / Lapsed |