Patent US4434154A successfully refreshed from Google Patents.
US4434154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tanning and ultra-violet screening composition having high stability
Assignee: Bayer Consumer Care Holdings LLC
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Filing: 1982-04-23
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Granted: 1984-02-28
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Expires: 2002-04-23
Abstract
Abstract Cosmetic compositions for imparting artificial tan to human skin and shielding the skin from ultra-violet rays comprising dihydroxy acetone, octyl dimethyl PABA, water, oil, and surfactant. The composition has pH after compounding between 2.9 and 5.
Inventors
- 👤 James E. McShane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:19
CPC Classifications
A; A61; A61Q; A61Q19/00; A61Q19/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/35; A61K8/40; A61K8/44; A61K8/445; A61Q17/00; A61Q17/04
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
81 words
A cosmetic composition capable of imparting artificial tan to human skin and of at least partially shielding the skin from ultra-violet rays comprising, based on the total weight of the composition: (a) 2.5 to 7.5 percent dihydroxy acetone, (b) 1.5 to 6 percent octyl dimethyl PABA, (c) 80 to 95 percent water, (d) 1 to 6 percent oil, and (e) 0.1 to 1 percent surfactant, said composition being an oil in water emulsion, stable after prolonged storage without developing disagreeable odor.
Claim 2
Dependent Claim
81 words
A cosmetic composition capable of imparting artificial tan to human skin and of at least partially shielding the skin from ultra-violet rays comprising, based on the total weight of the composition: (a) 2.5 to 7.5 percent dihydroxy acetone, (b) 1.5 to 6 percent octyl dimethyl PABA, (c) 80 to 95 percent water, (d) 1 to 6 percent oil, and (e) 0.1 to 1 percent surfactant, said composition being an oil in water emulsion, stable after prolonged storage without developing disagreeable odor.
Claim 3
Dependent Claim
40 words
The composition of claim 1 containing: (a) 3.5 to 5 percent dihydroxy acetone, (b) 1.5 to 4 percent octyl dimethyl PABA, (c) 85 to 92 percent water, (d) 2 to 4 percent oil, and (e) 0.3 to 0.5 percent surfactant.
Claim 4
Dependent Claim
29 words
The composition of claim 1: wherein said oil is selected from the group consisting of cetyl alcohol, stearyl alcohol and combinations thereof, and said surfactant is sodium lauryl sulfate.
Claim 5
Dependent Claim
69 words
The composition of claim 1 containing: (a) 3.5 to 5 percent dihydroxy acetone, (b) 1.5 to 4 percent octyl dimethyl PABA, (c) 85 to 92 percent water, (d) 2 to 4 percent oil, wherein said oil is a combination of cetyl alcohol and stearyl alcohol, (e) from 0.3 to 0.5 percent surfactant, wherein said surfactant is sodium lauryl sulfate, and further comprising, (f) from 0.1 to 1 percent dimethicone.
Claim 6
Dependent Claim
22 words
The composition of claim 4 further comprising at least one additional ingredient selected from the group consisting of preservative, color, and perfume.
Claim 7
Dependent Claim
15 words
An article for commerce comprising the composition of claim 1 packaged in an ultra-violet-light-shielding container.
References Cited (Backward Citations)
GB881336A
Cited
US4193989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-02-27 | 1987-08-29 | 1988-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-02-27 | 1991-08-29 | 1992-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-02-27 | 1995-08-29 | 1996-02-28 | $7700.00 | Window Closed / Lapsed |