US6068848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antioxidant mixture comprising tocopherol
Assignee: Color Access Inc
•
Filing: 1997-12-17
•
Granted: 2000-05-30
•
Expires: 2017-12-17
Abstract
Abstract The present invention relates to cosmetic or pharmaceutical compositions for topical application to the skin, the compositions comprising effective amounts of at least one of each of the antioxidants selected from the group consisting of (a) tocopherol and derivatives thereof, (b) ascorbic acid and derivatives thereof,(c) a butylated phenol, (d)N-acetyl cysteine, (e)a rosemary extract, and (f)ubiquinone and derivatives thereof. The compositions are useful in treating and preventing the symptoms of photoaging.
Inventors
- 👤 Joseph Gubernick
- 👤 Kenneth D. Marenus
- 👤 Edward Pelle
- 👤 Lieve Declercq
- 👤 Daniel H. Maes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:50
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/35; A61K8/355; A61K8/34; A61K8/347; A61K8/67; A61K8/676; A61K8/678; A61K8/96; A61K8/97; A61K8/9783; A61K8/9789; A61Q; A61Q19/00; A61Q19/08; A61K2800/00; A61K2800/40; A61K2800/52; A61K2800/522
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
100 words
A cosmetic or pharmaceutical composition for topical application to the skin which comprises (a)from about 0.01 to about 20% of tocopherol and/or a tocopherol derivative; (b)from about 0.01 to about 20% of ascorbic and/or a derivative thereof; (c) from about 0.01 to about 0.5% of a butylated phenol; (d) from about 0.01 to about 20% of N-acetyl cysteine; (e) from about 0.0001 to about 1% of a rosemary extract, the extract comprising from about 1 to about 5% carnosic acid, from about 2 to about 7% carnosol, and from about 0.1 to about 1 rosmanol, and (f)ubiquinone and derivatives thereof.
Claim 2
Dependent Claim
100 words
A cosmetic or pharmaceutical composition for topical application to the skin which comprises (a)from about 0.01 to about 20% of tocopherol and/or a tocopherol derivative; (b)from about 0.01 to about 20% of ascorbic and/or a derivative thereof; (c) from about 0.01 to about 0.5% of a butylated phenol; (d) from about 0.01 to about 20% of N-acetyl cysteine; (e) from about 0.0001 to about 1% of a rosemary extract, the extract comprising from about 1 to about 5% carnosic acid, from about 2 to about 7% carnosol, and from about 0.1 to about 1 rosmanol, and (f)ubiquinone and derivatives thereof.
Claim 3
Dependent Claim
15 words
The composition of claim 1 which comprises tocopherol and tocopherol cysteamine, and an ascorbyl phosphate.
Claim 4
Dependent Claim
24 words
A method for treating or preventing the symptoms of photoaging on the skin comprising applying to the skin a composition according to claim 1.
Claim 5
Dependent Claim
16 words
The method of claim 3 in which the composition is applied about once or twice daily.
Claim 6
Dependent Claim
23 words
The method of claim 4 in which the composition is applied over a period of from about three months to about twenty years.
Claim 7
Dependent Claim
25 words
A method for treating, preventing, or reducing lines and wrinkles on the skin which comprises applying to the skin a composition according to claim 1.
Claim 8
Dependent Claim
24 words
A method for treating or preventing loss of elasticity in the skin which comprises applying to the skin a composition according to claim 1.
Claim 9
Dependent Claim
20 words
A method for treating or preventing skin thinning which comprises applying to the skin a composition according to claim 1.
Claim 10
Dependent Claim
20 words
A method for treating or preventing skin dryness which comprises applying to the skin a composition according to claim 1.
Claim 11
Dependent Claim
10 words
The composition of claim 1 which comprises a tocopherol derivative.
Claim 12
Dependent Claim
15 words
The composition of claim 1 in which the ascorbic acid derivative is an ascorbyl phosphate.
Claim 13
Dependent Claim
12 words
The composition of claim 1 in which the butylated phenol is BHT.
Claim 14
Dependent Claim
15 words
The composition of claim 1 which contains tocopheryl acetate, tocopherol cysteamine, and an ascorbyl phosphate.
Claim 15
Dependent Claim
10 words
The composition of claim 13 which comprises magnesium ascorbyl phosphate.
Claim 16
Dependent Claim
40 words
The composition of claim 1 which comprises (a)β-tocopherol and tocopherol cysteamine, (b) an ascorbyl phosphate, (c) BHT, (d)N-acetyl cysteine, (e)a rosemary extract comprising at least one antioxidant selected from the group consisting of carnosic acid, carnosol, and rosmanol, and (f)ubiquinone.
References Cited (Backward Citations)
US4003919A
Cited
US4018799A
Cited
US4026907A
Cited
US3903317A
Cited
JPS6127910A
Cited
WO1988003015A1
Cited
US5230916A
Cited
US5296500A
Cited
WO1993010755A1
Cited
US5376361A
Cited
US5723482A
Cited
US5616332A
Cited
EP0659402A2
Cited
US5621012A
Cited
US5658556A
Cited
US5811083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2003-05-30 | 2003-11-29 | 2004-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-05-30 | 2007-11-29 | 2008-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-05-30 | 2011-11-29 | 2012-05-30 | $7700.00 | Window Closed / Lapsed |