US4048301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shampoo composition containing a detergent and a graft cationic copolymer
Assignee: L'Oréal SA
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Filing: 1976-05-27
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Granted: 1977-09-13
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Expires: 1996-05-27
Abstract
Abstract A cosmetic shampoo composition comprises in a carrier for application to the hair at least one detergent and at least one graft cationic copolymer of N-vinylpyrrolidone, dimethylaminoethyl methacrylate and polyethylene glycol.
Inventors
- 👤 Christos Papantoniou
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:52
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/02; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/91; Y; Y10; Y10S; Y10S424/00; Y10S424/02
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
103 words
A cosmetic shampoo composition for treating the hair comprising a cosmetic carrier for application to the hair, at least one detergent in an amount between 0.2 and 25 weight percent based on the total weight of said composition and at least one graft cationic polymer of a. 3 to 95 weight percent N-vinylpyrrolidone, b. 3 to 95 weight percent dimethylaminoethyl methacrylate, and c. 2 to 50 weight percent polyethylene glycol, said graft cationic copolymer being present in an amount between 0.1 and 5 weight percent based on the total weight of said composition and having a molecular weight ranging between 10,000 and 1,000,000.
Claim 2
Dependent Claim
103 words
A cosmetic shampoo composition for treating the hair comprising a cosmetic carrier for application to the hair, at least one detergent in an amount between 0.2 and 25 weight percent based on the total weight of said composition and at least one graft cationic polymer of a. 3 to 95 weight percent N-vinylpyrrolidone, b. 3 to 95 weight percent dimethylaminoethyl methacrylate, and c. 2 to 50 weight percent polyethylene glycol, said graft cationic copolymer being present in an amount between 0.1 and 5 weight percent based on the total weight of said composition and having a molecular weight ranging between 10,000 and 1,000,000.
Claim 3
Dependent Claim
28 words
The composition of claim 1 which also includes an adjuvant selected from the group consisting of a fatty amide, an amine oxide, a fatty ester and a perfume.
Claim 4
Dependent Claim
17 words
The composition of claim 1 wherein the said graft cationic copolymer is quaternized with a quaternization agent.
Claim 5
Dependent Claim
27 words
The composition of claim 3 wherein said quaternization agent is selected from the group consisting of dimethyl sulfate, diethyl sulfate, benzyl chloride, benzyl iodide and benzyl bromide.
Claim 6
Dependent Claim
18 words
The composition of claim 1 wherein said graft cationic copolymer has a molecular weight between 15,000 and 500,000.
Claim 7
Dependent Claim
25 words
The composition of claim 1 wherein said detergent is selected from the group consisting of an anionic, a nonionic, a cationic and an amphoteric detergent.
Claim 8
Dependent Claim
20 words
The composition of claim 1 wherein the carrier is an aqueous carrier and having a pH between 4 and 7.
Claim 9
Dependent Claim
20 words
The composition of claim 1 wherein the carrier is an aqueous carrier anol having a pH between 4.5 and 6.5.
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) | 1980-09-12 | 1981-03-14 | 1981-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-12 | 1985-03-14 | 1985-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-12 | 1989-03-14 | 1989-09-13 | $7700.00 | Window Closed / Lapsed |