US4189481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antimicrobial compositions
Assignee: Michigan State University
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Filing: 1975-11-18
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Granted: 1980-02-19
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Expires: 1995-11-18
Abstract
Abstract A class of aminimides structurally characterizable as dipolar ions wherein a quaternary nitrogen atom is directly bonded to the nitrogen anion of an organic amide having a quaternary nitrogen atom in the acyl residue thereof exhibit broad spectrum inhibitory activity against bacterial and fungal organisms.
Inventors
- 👤 Jon J. Kabara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:15
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/14; C07D295/145; C07D295/15; A; A01; A01N; A01N37/00; A01N37/44; A01N43/00; A01N43/34; A01N43/40; C07C; C07C243/00; C07C243/24; C07C243/26; C07C243/34; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/86
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
59 words
A method of inhibiting the growth of bacteria and fungi which comprises applying to said organisms or their loci an antimicrobially effective amount of a compound of the formula ##STR6## wherein Y represents a quaternary nitrogen residue selected from the group consisting of ##STR7## wherein n is an integer of from 10-16; and X is chloro, bromo or iodo.
Claim 2
Independent Claim
59 words
A method of inhibiting the growth of bacteria and fungi which comprises applying to said organisms or their loci an antimicrobially effective amount of a compound of the formula ##STR6## wherein Y represents a quaternary nitrogen residue selected from the group consisting of ##STR7## wherein n is an integer of from 10-16; and X is chloro, bromo or iodo.
Claim 3
Dependent Claim
12 words
The method of claim 1 wherein X of said formula is chloro.
Claim 4
Dependent Claim
12 words
The method of claim 2 wherein n of said formula is 10.
Claim 5
Dependent Claim
12 words
The method of claim 2 wherein n of said formula is 12.
Claim 6
Dependent Claim
12 words
The method of claim 2 wherein n of said formula is 14.
Claim 7
Dependent Claim
12 words
The method of claim 2 wherein n of said formula is 16.
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) | 1983-02-18 | 1983-08-20 | 1984-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-02-18 | 1987-08-20 | 1988-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-02-18 | 1991-08-20 | 1992-02-19 | $7700.00 | Window Closed / Lapsed |