US4946832A
Expired / Lapsed
US
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Cosmetic base composition with therapeutic properties
Assignee: RITA Corp A CORP OF ILLINOIS
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Filing: 1988-07-21
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Granted: 1990-08-07
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Expires: 2008-07-21
Abstract
Abstract Cosmetic Base composition exhibiting therapeutic properties comprising an acyl fatty acid alpha-hydroxy carboxylic acid ester or alkali metal salt thereof, a sucrose fatty acid ester, and a solvent.
Inventors
- 👤 Stephen T. Goode
- 👤 Robert R. Linton
- 👤 Fred Baiocchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:08
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K31/00; A61K31/70; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/37; A61K8/375; A61K8/60; A61K8/92; A61K8/922; A61Q17/00; A61Q17/04; A61Q19/08
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
42 words
A composition for use as a cosmetic base comprising about 1% to about 15% by weight sucrose fatty acid ester, about 3% to about 45% by weight acyl fatty acid alpha-hydroxy carboxylic acid ester or alkali metal salt thereof, and a solvent.
Claim 2
Dependent Claim
42 words
A composition for use as a cosmetic base comprising about 1% to about 15% by weight sucrose fatty acid ester, about 3% to about 45% by weight acyl fatty acid alpha-hydroxy carboxylic acid ester or alkali metal salt thereof, and a solvent.
Claim 3
Dependent Claim
14 words
The composition in claim 1 wherein the sucrose fatty acid ester is sucrose cocoate.
Claim 4
Dependent Claim
18 words
The composition of claim 1 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester is stearoyl glycolic acid.
Claim 5
Dependent Claim
19 words
The composition of claim 1 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester salt is sodium stearoyl glycolate.
Claim 6
Dependent Claim
26 words
The composition of claim 1 wherein the ratio of acyl fatty acid alpha-hydroxy carboxylic acid ester to sucrose fatty acid ester is about 3 to 1.
Claim 7
Dependent Claim
37 words
The composition as in claim 1 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester is selected from the group consisting of: stearoyl glycolic acid, stearoyl lactyl glycolic acid, isostearoyl glycolic acid, and isostearoyl lactyl glycolic acid.
Claim 8
Dependent Claim
39 words
A composition as in claim 1 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester salt is selected from the group consisting of: the alkali metal salts of stearoyl glycolate, stearoyl lactyl glycolate, isostearoyl glycolate, and isostearoyl lactyl glycolate.
Claim 9
Dependent Claim
22 words
A composition as in claim 1 wherein the solvent is a polar solvent selected from the group consisting of: water and glycerin.
Claim 10
Dependent Claim
12 words
A composition as in claim 1 wherein the solvent is cetearyl alcohol.
Claim 11
Dependent Claim
26 words
A composition as in claim 1 wherein the sucrose fatty acid ester is selected from the group consisting of: sucrose ricinoleate, sucrose laurate, and sucrose stearate.
Claim 12
Dependent Claim
22 words
A composition as in claim 1, wherein the sucrose fatty acid ester has a hydrophilic/lipophilic balance from about 8 to about 16.
Claim 13
Dependent Claim
49 words
A composition for use as a cosmetic base comprising about 1% to about 15% by weight sucrose fatty acid ester, about 3% to about 45% by weight acyl fatty acid alpha-hydroxy carboxylic acid ester or alkali metal salt thereof, about 3% to about 45% Shea Butter and a solvent.
Claim 14
Dependent Claim
49 words
A composition for use as a cosmetic base comprising about 1% to about 15% by weight sucrose fatty acid ester, about 3% to about 45% by weight acyl fatty acid alpha-hydroxy carboxylic acid ester or alkali metal salt thereof, about 3% to about 45% Shea Butter and a solvent.
Claim 15
Dependent Claim
14 words
The composition in claim 12 wherein the sucrose fatty acid ester is sucrose cocoate.
Claim 16
Dependent Claim
18 words
The composition in claim 12 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester is stearoyl glycolic acid.
Claim 17
Dependent Claim
18 words
The composition of claim 12 wherein the acyl fatty alpha-hydroxy, carboxylic acid ester salt is sodium stearoyl glycolate.
Claim 18
Dependent Claim
37 words
The composition as in claim 12 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester is selected from the group consisting of: stearoyl glycolic acid, stearoyl lactyl glycolic acid, isostearoyl glycolic acid, and isostearoyl lactyl glycolic acid.
Claim 19
Dependent Claim
39 words
The composition as in claim 12 wherein the acyl fatty acid alpha-hydroxy carboxylic acid ester salt is selected from the group consisting of the alkali metal salts of: stearoyl glycolate, stearoyl lactyl glycolate, isostearoyl glycolate, and isostearoyl lactyl glcolate.
Claim 20
Dependent Claim
22 words
The composition as in claim 12 wherein the solvent is a polar solvent selected from the group consisting of: water and glycerin.
Claim 21
Dependent Claim
12 words
The composition as in claim 12 wherein the solvent is cetearyl alcohol.
Claim 22
Dependent Claim
22 words
The composition as in claim 12, wherein the sucrose fatty acid ester has a hydrophilic/lipophilic balance from about 8 to about 16.
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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) | 1993-08-06 | 1994-02-05 | 1994-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-08-06 | 1998-02-05 | 1998-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-08-06 | 2002-02-05 | 2002-08-07 | $7700.00 | Window Closed / Lapsed |