Patent US3758527A successfully refreshed from Google Patents.
US3758527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Esters of 1-aminoalkyl-cycloalkanols
Assignee: Novartis Corp
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Filing: 1970-06-23
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Granted: 1973-09-11
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Expires: 1990-06-23
Abstract
Abstract Compounds of the formula IN WHICH Ro stands for a cycloalkylidene radical with 10 to 14 ring members, R1 stands for an acyl radical or hydrogen, alk stands for lower alkylene or the radical AND R2 for a tertiary amino group, are useful as antimicrobial agents.
Inventors
- 👤 A Marxer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:49
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/10; A; A01; A01N; A01N37/00; A61; A61K; A61K31/00; A61K31/13; A61K31/135; A61K31/33; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/68; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/24; C07D333/26; C07D333/38
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
24 words
A compound of claim 1 in which R1 represents an acyl residue of a lower alkanoic acid, and R4 and R5 represent lower alkyl.
Claim 2
Dependent Claim
15 words
The compound of claim 2 which is the 1-propionyloxy-1-(3-dimethylaminopropyl)-cyclododecane or an acid addition salt thereof.
Claim 3
Dependent Claim
15 words
The compound of claim 2 which is the 1-(1-(dimethylaminomethyl)-vinyl)-1-(propionyloxy)-cyclododecane or an acid addition salt thereof.
Claim 4
Dependent Claim
22 words
A compound of claim 1 in which R1 represents the acyl residue of 10-undecylenic acid, and R4 and R5 represent lower alkyl.
Claim 5
Dependent Claim
15 words
The compound of claim 5 which is the 1-(10-undecenoyloxy)-1-(3-dimethylaminopropyl)-cyclododecane or an acid addition salt thereof.
References Cited (Backward Citations)
No citation records indexed.
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 |