Patent US3281082A successfully refreshed from Google Patents.
Patent US3910289A successfully refreshed from Google Patents.
US3910289A
Expired / Lapsed
US
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Permanent wave composition for hair and process of using it
Assignee: Procter and Gamble Deutschland GmbH
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Filing: 1973-03-09
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Granted: 1975-10-07
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Expires: 1993-03-09
Abstract
Abstract Hair shaping composition comprising a mercapto salt of a carboxylic acid together with a salt of ascorbic or glyoxylic acid. The permanency of the shaping and elasticity of the hair are improved.
Inventors
- 👤 Theodor Wajaroff
- 👤 Eugen Konrad
- 👤 Erwin Bettinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:29
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/36; A61K8/365; A61K8/46; A61K8/67; A61K8/676
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
21 words
A HAIR SHAPING COMPOSITION COMPRISING A SALT OF A MERCAPTO CARBOXYLIC ACID TOGETHER WITH A SALT OF ASCORBIC OR GLYOXYLIC ACID.
Claim 2
Dependent Claim
21 words
A HAIR SHAPING COMPOSITION COMPRISING A SALT OF A MERCAPTO CARBOXYLIC ACID TOGETHER WITH A SALT OF ASCORBIC OR GLYOXYLIC ACID.
Claim 3
Dependent Claim
26 words
The hair shaping composition of claim 1 wherein the salt of the mercapto carboxylic acid is a water soluble salt of thioglycolic acid or thiolactic acid.
Claim 4
Dependent Claim
25 words
The hair shaping composition of claim 1 wherein said salt is an ammonium, alkali metal or alkaline earth metal salt of ascorbic or glyoxylic acid.
Claim 5
Dependent Claim
23 words
The composition of claim 1 wherein the salt of ascorbic or glyoxylic acid is a water soluble ammonium, alkalai or earth alkali salt.
Claim 6
Dependent Claim
30 words
The shaping composition of claim 1 wherein the salts of ascorbic and/or glyoxylic acid are present in an amount of 2 to 4% by weight of the total shaping composition.
Claim 7
Dependent Claim
20 words
The shaping composition of claim 4 wherein the said water soluble salt is a lithium, sodium, potassium or magnesium salt.
Claim 8
Dependent Claim
83 words
The process of permanently shaping human hair comprising prewetting the hair with a hair shaping composition comprising a salt of a mercapto carboxylic acid together with a salt of ascorbic or glyoxylic acid, thereafter rolling the prewetted hair up on permanent wave rollers, applying a further amount of said shaping composition onto said rolled up hair, permitting the shaping composition to act on the hair and then applying a setting composition containing hydrogen peroxide or an addition compound thereof without any intermediate rinsing.
Claim 9
Dependent Claim
83 words
The process of permanently shaping human hair comprising prewetting the hair with a hair shaping composition comprising a salt of a mercapto carboxylic acid together with a salt of ascorbic or glyoxylic acid, thereafter rolling the prewetted hair up on permanent wave rollers, applying a further amount of said shaping composition onto said rolled up hair, permitting the shaping composition to act on the hair and then applying a setting composition containing hydrogen peroxide or an addition compound thereof without any intermediate rinsing.
Claim 10
Dependent Claim
21 words
The process of claim 7 wherein the addition compound of the hydrogen peroxide is urea peroxide, melamine peroxide or sodium perborAte.
Claim 11
Dependent Claim
30 words
The process of claim 7 wherein the hair shaping composition is permitted to act on the hair for about 15 to 20 minutes whereupon the said setting composition is applied.
Claim 12
Dependent Claim
77 words
The process of claim 7 wherein said shaping composition is permitted to act on the hair for 15 to 20 minutes whereupon a portion of the setting compound is applied without intermediate rinsing, the rollers are then removed after the setting agent has acted on the hair for about 2 to 3 minutes, followed finally by applying the remainder of the setting composition and permitting it to act on the hair for another 1 to 3 minutes.
Claim 13
Dependent Claim
34 words
The process of claim 7 wherein for the purpose of a straightening treatment the hair is subjected to repeated combing while the shaping composition acts upon it followed by application of said setting composition.
Claim 14
Dependent Claim
35 words
The process of claim 7 wherein the shaping composition is applied in the form of a solution or emulsion for hair waving purposes and in form of a cream or gel for hair straightening purposes.
Claim 15
Dependent Claim
55 words
The process of claim 11 wherein the shaping composition is permitted to act on the hair for about 10 to 20 minutes while the hair is repeatedly combed whereupon the setting composition is applied to the hair without intermediate rinsing for a period of about 3 to 7 minutes followed by rinsing of the hair.
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) | 1978-10-06 | 1979-04-07 | 1979-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-06 | 1983-04-07 | 1983-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-06 | 1987-04-07 | 1987-10-07 | $7700.00 | Window Closed / Lapsed |