US3872128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antimicrobial hydroxy quinoline, ethylene-acrylic polymer compositions
Assignee: Union Carbide Corp
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Filing: 1972-03-08
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Granted: 1975-03-18
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Expires: 1992-03-08
Abstract
Abstract Ammonium polymer salts having antimicrobial properties have been prepared from carboxyl-containing Alpha -olefin polymers and substituted quinolinium or pyridinium salts.
Inventors
- 👤 Joseph S Byck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:20
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/74; A61K31/765; A61K31/78; A01; A01N; A01N25/00; A01N25/08; A01N25/10; A01N43/00; A01N43/34; A01N43/40; A01N43/42
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
56 words
ANTIMICROBIAL AMMONIUM SALT COMPOSITION CONSISTING OF: A. CATIONS OF A QUINOLINE SELECTED FROM THE GROUP CONSISTING OF 5-FORMYL-8-HYDROXYQUINOLINE, 7-BROMO-5-FORMYL-8HYDROXYQUINOLINE, 5-BENZOYL-8-HYDROXYQUINOLINE, 8HYDROXYQUINOLINE, 2-METHYL-8-HYDROXYQUINOLINE, 2-METHYL-6HYDROXYQUINOLINE, 5-ETHYL-8-HYDROXYQUINOLINE, 8ACETOXYQUINOLINE, 5-ACETYL-8-HYDROXYQUINOLINE, 5-CHLORO- 7IODO-8-HYDROXYQUINOLINE, 5,7-DICHLORO-2-MELHYL- 8HYDROXYQUINOLINE, 5-NITRO-8-HYDROXYQUINOLINE, AND 7-IODO-5NITRO-8-HYDROXYQUINOLINE, AND B. ANIONS OF A NORMALLY SOLID COPOLYMER OF ETHYLENE AND ACRYLIC OR METHACRYLIC ACID HAVING POLYMERIZED THEREIN A MAJOR AMOUNT OF ETHYLENE.
Claim 2
Dependent Claim
56 words
ANTIMICROBIAL AMMONIUM SALT COMPOSITION CONSISTING OF: A. CATIONS OF A QUINOLINE SELECTED FROM THE GROUP CONSISTING OF 5-FORMYL-8-HYDROXYQUINOLINE, 7-BROMO-5-FORMYL-8HYDROXYQUINOLINE, 5-BENZOYL-8-HYDROXYQUINOLINE, 8HYDROXYQUINOLINE, 2-METHYL-8-HYDROXYQUINOLINE, 2-METHYL-6HYDROXYQUINOLINE, 5-ETHYL-8-HYDROXYQUINOLINE, 8ACETOXYQUINOLINE, 5-ACETYL-8-HYDROXYQUINOLINE, 5-CHLORO- 7IODO-8-HYDROXYQUINOLINE, 5,7-DICHLORO-2-MELHYL- 8HYDROXYQUINOLINE, 5-NITRO-8-HYDROXYQUINOLINE, AND 7-IODO-5NITRO-8-HYDROXYQUINOLINE, AND B. ANIONS OF A NORMALLY SOLID COPOLYMER OF ETHYLENE AND ACRYLIC OR METHACRYLIC ACID HAVING POLYMERIZED THEREIN A MAJOR AMOUNT OF ETHYLENE.
Claim 3
Dependent Claim
18 words
Salt claimed in claim 1 wherein said copolymer contains about 75 to 98 percent of ethylene polymerized therin.
Claim 4
Dependent Claim
10 words
Composition claimed in claim 1 wherein the quinoline is 8-hydroxyquinoline.
Claim 5
Dependent Claim
10 words
Composition claimed in claim 1 wherein the quinoline is 5-formyl-8-hydroxyquinoline.
Claim 6
Dependent Claim
10 words
Composition claimed in claim 1 wherein the quinoline is 7-bromo-5-formyl-8-hydroxyquinoline.
Claim 7
Dependent Claim
10 words
Composition claimed in claim 1 wherein the quinoline is 2-methyl-6-hydroxyquinoline.
Claim 8
Dependent Claim
10 words
Composition claimed in claim 1 wherein the quinoline is 5-ethyl-8-hydroxyquinoline.
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) | 1978-03-17 | 1978-09-16 | 1979-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-17 | 1982-09-16 | 1983-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-17 | 1986-09-16 | 1987-03-18 | $7700.00 | Window Closed / Lapsed |