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US3624221A
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Method of distributing the sebaceous secretions of the skin
Assignee: BASF Corp
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Filing: 1965-05-04
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Granted: 1971-11-30
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Expires: 1985-05-04
Abstract
Abstract A method of distributing the sebaceous secretions of the skin which comprises applying water soluble ester-ether compounds to the skin.
Inventors
- 👤 Burkhart Lange
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:19
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/39
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
73 words
A method for distributing the sebaceous secretions of the skin which comprises applying to the skin an effective amount of a composition consisting essentially of, as active ingredient, a water-soluble ester of the formula R-O-(Alk-O)n-R'' in which R is lower alkanoyl, R'' is lower alkyl, Alk is 1,2-lower alkylene having at most three carbon atoms and n is an integer from one to four, an inert aqueous cosmetic carrier and a thickening agent.
Claim 2
Independent Claim
69 words
A method for distributing the sebaceous secretions of the skin which comprises applying to the skin an effective amount of a composition consisting essentially of, as active ingredient, a water-soluble ester of the formula R-O-(Alk-O)n-R'' in which R is alkanoyl having two to five carbon atoms, R'' is methyl or ethyl and n is an integer from one to four, an inert aqueous cosmetic carrier and a thickening agent.
Claim 3
Dependent Claim
16 words
A method of claim 3, in which the water-soluble ester is diethylene glycol monoethyl ester acetate.
Claim 4
Dependent Claim
16 words
A method of claim 3, in which the water-soluble ester is diethylene glycol monomethyl ether acetate.
Claim 5
Dependent Claim
13 words
A method of claim 3, in which the water-soluble ester is methoxy-triglycol acetate.
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) | 1974-11-29 | 1975-05-31 | 1975-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-29 | 1979-05-31 | 1979-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-29 | 1983-05-31 | 1983-11-30 | $7700.00 | Window Closed / Lapsed |