US5741480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-tanning cosmetic compositions
Assignee: L'Oréal SA
•
Filing: 1996-04-08
•
Granted: 1998-04-21
•
Expires: 2016-04-08
Abstract
Abstract The present invention relates to artificial tanning cosmetic compositions comprising, in a cosmetically acceptable water-in-silicone emulsion, DHA, at least one mono- or dihydric alcohol and a silicone-containing polydimethylsiloxane emulsifying agent of the following formula (I) or (II): <IMAGE>
Inventors
- 👤 Jean-Marc Ascione
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:06
CPC Classifications
A; A61; A61Q; A61Q19/00; A61Q19/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/35; A61K8/72; A61K8/84; A61K8/89; A61K8/891; A61K8/894
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
127 words
A topically applicable cosmetic composition adopted for the artificial tanning of the skin, comprising a cosmetically acceptable water-in-silicone emulsion which comprises: (i) an effective artificial tanning amount of dihydroxyacetone (DHA); (ii) at least one mono- or dihydric alcohol; and (iii) at least one silicone-containing emulsifying agent consisting of a polydimethylsiloxane of formula (I) or (II), ##STR5## wherein in both formulae (I) and (II): a is an integer≧1 and≦500; b is an integer≧1 and≦100; R is a radical: --C n H 2n --(--OC 2 H 4 ) x --(--OC 3 H 6 ) 4 --O--R', wherein R' is H or a linear or branched C 1 -C 12 alkyl radical, and: x is an integer≧0 and≦50; y is an integer≧0 and≦50; x+y≧1 and n is an integer≧2 and≦12.
Claim 2
Dependent Claim
127 words
A topically applicable cosmetic composition adopted for the artificial tanning of the skin, comprising a cosmetically acceptable water-in-silicone emulsion which comprises: (i) an effective artificial tanning amount of dihydroxyacetone (DHA); (ii) at least one mono- or dihydric alcohol; and (iii) at least one silicone-containing emulsifying agent consisting of a polydimethylsiloxane of formula (I) or (II), ##STR5## wherein in both formulae (I) and (II): a is an integer≧1 and≦500; b is an integer≧1 and≦100; R is a radical: --C n H 2n --(--OC 2 H 4 ) x --(--OC 3 H 6 ) 4 --O--R', wherein R' is H or a linear or branched C 1 -C 12 alkyl radical, and: x is an integer≧0 and≦50; y is an integer≧0 and≦50; x+y≧1 and n is an integer≧2 and≦12.
Claim 3
Dependent Claim
35 words
The cosmetic composition of claim 1, where in the silicone-containing emulsifying agent of formula (I) or (II) at least one of a, b, x or y is defined as follows: 2≦a≦450 2≦b≦40 1≦x≦30 0≦y≦30 y≦x.
Claim 4
Dependent Claim
19 words
The cosmetic composition according to claim 2, wherein all of a, b, x and y are as defined therein.
Claim 5
Dependent Claim
10 words
The cosmetic composition of claim 1, wherein R' is hydrogen.
Claim 6
Dependent Claim
22 words
The cosmetic composition according to claim 4, wherein the silicone-containing emulsifying agent contained therein is a polydimethylsiloxane of the following formula: ##STR6##
Claim 7
Dependent Claim
29 words
The cosmetic composition according to claim 1, wherein the silicone-containing emulsifying agent contained therein is a polydimethylsiloxane of formula (I) or (II) which is dispersed in a volatile polydimethylsiloxane.
Claim 8
Dependent Claim
14 words
The cosmetic composition according to claim 1, wherein said alcohol is a dihydric alcohol.
Claim 9
Dependent Claim
14 words
The cosmetic composition according to claim 7, wherein said dihydric alcohol is propylene glycol.
Claim 10
Dependent Claim
27 words
The cosmetic composition according to claim 1, wherein the mono- or dihydric alcohol comprises at least 2% by weight relative to the total weight of the composition.
Claim 11
Dependent Claim
29 words
The cosmetic composition according to claim 1, wherein the mono- or dihydric alcohol ranges from about 10 to 50% by weight relative to the total weight of the composition.
Claim 12
Dependent Claim
31 words
The cosmetic composition according to claim 1, wherein the amount of the silicone-containing emulsifying agent ranges from about 0.1 and 20% by weight relative to the total weight of the composition.
Claim 13
Dependent Claim
31 words
The cosmetic composition according to claim 1, wherein the amount of the silicone-containing emulsifying agent ranges from about 0.5 to 10% by weight relative to the total weight of the composition.
Claim 14
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 1.
Claim 15
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 2.
Claim 16
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 3.
Claim 17
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 4.
Claim 18
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 5.
Claim 19
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 6.
Claim 20
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 7.
Claim 21
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 8.
Claim 22
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 9.
Claim 23
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 10.
Claim 24
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 11.
Claim 25
Dependent Claim
25 words
A method for artificially tanning human skin, comprising topically applying thereto an effective amount of the cosmetic artificial tanning composition as defined by claim 12.
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) | 2001-04-20 | 2001-10-20 | 2002-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-04-20 | 2005-10-20 | 2006-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-04-20 | 2009-10-20 | 2010-04-21 | $7700.00 | Window Closed / Lapsed |