US5169631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Topical antimicrobial composition and uses
Assignee: Laboratories Care System
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Filing: 1990-10-10
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Granted: 1992-12-08
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Expires: 2010-10-10
Abstract
Abstract The present invention relates to a topical antimicrobial composition, comprising microcapsules containing an antimicrobial agent, wherein the wall of the said microcapsules is formed of collagen and glycosaminoglycan cross-linked by means of a cross-linking agent. The antimicrobial composition of the invention may be used in body deodorants and in topical disinfectants.
Inventors
- 👤 Didier Rase
- 👤 Ali Salhi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:54
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/005; A61K; A61K8/00; A61K8/02; A61K8/11; A61K8/18; A61K8/30; A61K8/33; A61K8/34; A61K8/347; A61K9/00; A61K9/48; A61K9/50; A61K9/5005; A61K9/5021; A61K9/5036; A61K9/5052; A61Q15/00; A61Q3/00; A61K2800/00; A61K2800/40; A61K2800/41; A61K2800/412
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
36 words
A topical antimicrobial composition with sustained activity comprising microcapsules containing an antimicrobial agent to maintain cutaneous antisepsis, wherein the wall of said microcapsules is constituted of collagen and glycosaminoglycan cross-linked by means of a cross-linking agent.
Claim 2
Dependent Claim
36 words
A topical antimicrobial composition with sustained activity comprising microcapsules containing an antimicrobial agent to maintain cutaneous antisepsis, wherein the wall of said microcapsules is constituted of collagen and glycosaminoglycan cross-linked by means of a cross-linking agent.
Claim 3
Dependent Claim
11 words
Antimicrobial composition according to claim 1, wherein the collagen is atelocollagen.
Claim 4
Dependent Claim
19 words
Antimicrobial composition according to claim 1, wherein the glycosaminoglycan is selected from chondroitin 4-sulfates, dermatan sulfates and heparan sulfates.
Claim 5
Dependent Claim
19 words
Antimicrobial composition according to claim 2, wherein the glycosaminoglycan is selected from chondroitin 4-sulfates, dermatan sulfates and heparan sulfates.
Claim 6
Dependent Claim
14 words
Antimicrobial composition according to claim 1, wherein the cross-linking agent is an acid dichloride.
Claim 7
Dependent Claim
13 words
Antimicrobial composition according to claim 1, wherein the cross-linking agent is sebacoyl dichloride.
Claim 8
Dependent Claim
19 words
Antimicrobial composition according to claim 1, wherein the microcapsules contain an oil and an antimicrobial agent insoluble in water.
Claim 9
Dependent Claim
14 words
Antimicrobial composition according to claim 7, wherein the oil is a fatty acid ester.
Claim 10
Dependent Claim
18 words
Antimicrobial composition according to claim 1, wherein the microcapsules contain triclosan and triglyceride of caprylic and capric acids.
Claim 11
Dependent Claim
15 words
A topical deodorant comprising an effective amount of a composition as claimed in claim 1.
Claim 12
Dependent Claim
17 words
A skin deodorant composition comprising an effective deodorizing amount of a composition as claimed in claim 2.
Claim 13
Dependent Claim
16 words
A topical disinfectant comprising an effective antimicrobial amount of a composition as claimed in claim 1.
Claim 14
Dependent Claim
16 words
A topical disinfectant comprising an effective antimicrobial amount of a composition as claimed in claim 2.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-12-08 | 1996-06-08 | 1996-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-12-08 | 2000-06-08 | 2000-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-12-08 | 2004-06-08 | 2004-12-08 | $7700.00 | Window Closed / Lapsed |