US4666712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold permanent wave composition
Assignee: Henkel AG and Co KGaA
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Filing: 1986-01-08
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Granted: 1987-05-19
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Expires: 2006-01-08
Abstract
Abstract Hair-cosmetic compositions for improving the structure, resilience and strength of hair comprising a content of onic acids derived from aldohexoses or disaccharides containing a free aldehyde function and/or their gamma - or delta -lactones and a method of improving the structure and strength of hair, particularly hair which has been adversely affected by cosmetic treatments such as dyeing, bleaching, permanent waving, etc.
Inventors
- 👤 Detlef Hollenberg
- 👤 Hans-Wolfgang Cortekar
- 👤 Karl Giede
- 👤 Horst Hoffkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:11
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/36; A61K8/365; A61K8/60
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
83 words
In an aqueous composition for cold permanent waving of human hair comprising an aqueous hair cosmetic composition containing at least one reducing agent selected from the group consisting of a salt of a mercaptocarboxylic acid and sulfurous acid, the improvement consisting of the addition of from 0.5 to 10% by weight of at least one second ingredient of the group consisting of (1) gluconic acid, lactobionic acid and (2) their γ- and δlactones to improve the structure, resilience and strength of human hair.
Claim 2
Dependent Claim
83 words
In an aqueous composition for cold permanent waving of human hair comprising an aqueous hair cosmetic composition containing at least one reducing agent selected from the group consisting of a salt of a mercaptocarboxylic acid and sulfurous acid, the improvement consisting of the addition of from 0.5 to 10% by weight of at least one second ingredient of the group consisting of (1) gluconic acid, lactobionic acid and (2) their γ- and δlactones to improve the structure, resilience and strength of human hair.
Claim 3
Dependent Claim
15 words
A composition of claim 1 containing 1 to 5% by weight of the second ingredient.
References Cited (Backward Citations)
US2982739A
Cited
DE2421695A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-05-18 | 1990-11-17 | 1991-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-05-18 | 1994-11-17 | 1995-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-05-18 | 1998-11-17 | 1999-05-19 | $7700.00 | Window Closed / Lapsed |