US4264581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sunscreen composition
Assignee: Elizabeth Arden Inc
•
Filing: 1979-07-02
•
Granted: 1981-04-28
•
Expires: 1999-07-02
Abstract
Abstract An improved sunscreen composition containing the active ingredients 2-ethylhexyl-N,N-dimethyl-p-aminobenzoic acid and 2-hydroxy-4-methoxybenzophenone is described.
Inventors
- 👤 Nicholas J. Kerkhof
- 👤 Anne M. Herrold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:04
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/35; A61K8/40; A61K8/44; A61K8/445
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
53 words
A sunscreen composition consisting essentially of the formulation: ______________________________________
2-ethylhexyl-N,N-
dimethyl-p-amino-
benzoate 8%
2-hydroxy-4-methoxy-
benzophenone 3%
polyethylene having
a molecule weight of
about 1500 4%
mineral oil 8%
triglycerol di-
isostearate 5.5%
beeswax 4%
organically
modified mont-
morillonite clay
gellant 1.5%
isopropyl myristate 13.5%
sorbitol, as 70%
aqueous solution 7.5%
water q.s.
______________________________________
Claim 2
Dependent Claim
53 words
A sunscreen composition consisting essentially of the formulation: ______________________________________
2-ethylhexyl-N,N-
dimethyl-p-amino-
benzoate 8%
2-hydroxy-4-methoxy-
benzophenone 3%
polyethylene having
a molecule weight of
about 1500 4%
mineral oil 8%
triglycerol di-
isostearate 5.5%
beeswax 4%
organically
modified mont-
morillonite clay
gellant 1.5%
isopropyl myristate 13.5%
sorbitol, as 70%
aqueous solution 7.5%
water q.s.
______________________________________
Claim 3
Dependent Claim
46 words
A sunscreen composition having substantially the formulation defined in claim 1 which further includes therein an effective amount of a non-toxic and non-irritating preservative, fragrance, coloring agent, or a compatible base, said base being capable of neutralizing the free fatty acids present in the beeswax component.
Claim 4
Dependent Claim
29 words
A sunscreen composition having substantially the formulation defined in claim 1 which further includes therein methylparaben, 0.200%; propylparaben, 0.200%; imidazolidinyl urea, 0.4%; sodium tetraborate, 0.380%; and a fragrance, 0.300%.
References Cited (Backward Citations)
FR1305872A
Cited
DE2706782A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-04-27 | 1984-10-27 | 1985-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-04-27 | 1988-10-27 | 1989-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-04-27 | 1992-10-27 | 1993-04-28 | $7700.00 | Window Closed / Lapsed |