US4170229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for improved health care of hair and scalp using a vitamin A aqueous emulsion
Assignee: Dominion Pharmacal Inc
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Filing: 1978-01-16
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Granted: 1979-10-09
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Expires: 1998-01-16
Abstract
Abstract This invention relates to Vitamin A-containing crystal clear transparent aqueous sprayable emulsions for application to hair and scalp according to a spray-on then brush-in technique which has been found to effectively reduce itching, flaking of common dandruff and seborrhea, condition the hair and scalp, and, in some instances, reduce excessive falling hair.
Inventors
- 👤 B. Newell Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:32
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/67; A61K8/671; A61K8/02; A61K8/04; A61K8/06; A61K8/49; A61K8/494; A61K8/4946; A61Q; A61Q5/00; A61Q5/006; A61Q5/12; A61K2800/00; A61K2800/20; A61K2800/26; A61K2800/262; Y; Y10; Y10S; Y10S424/00; Y10S424/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
86 words
A method for treating conditions of hair and scalp to effect conditioning thereof and relief from dandruff symptoms, said method comprising spraying a fine mist of an aqueous emulsion in sufficient amount to effect moistening thereof and brushing said hair and scalp with a hand held brush having bristles, said brushing being carried out in sufficient number of strokes to effect even distribution thereof throughout said hair and scalp, said emulsion containing an effective amount of essential ingredient comprising Vitamin A palmitate and allantoin N-acetyl methionine.
Claim 2
Independent Claim
86 words
A method for treating conditions of hair and scalp to effect conditioning thereof and relief from dandruff symptoms, said method comprising spraying a fine mist of an aqueous emulsion in sufficient amount to effect moistening thereof and brushing said hair and scalp with a hand held brush having bristles, said brushing being carried out in sufficient number of strokes to effect even distribution thereof throughout said hair and scalp, said emulsion containing an effective amount of essential ingredient comprising Vitamin A palmitate and allantoin N-acetyl methionine.
Claim 3
Dependent Claim
21 words
Method of claim 1 wherein Vitamin A palmitate is present in the emulsion in the order of about 0.15% by weight.
Claim 4
Dependent Claim
19 words
Method of claim 1 wherein allantoin N-acetyl methionine is present in the emulsion in the order of about 0.2%.
References Cited (Backward Citations)
US2417299A
Cited
FR1297730A
Cited
GB996207A
Cited
FR1586682A
Cited
FR1603799A
Cited
US3729568A
Cited
DE2050658A1
Cited
US4021574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-10-08 | 1983-04-09 | 1983-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-10-08 | 1987-04-09 | 1987-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-10-08 | 1991-04-09 | 1991-10-09 | $7700.00 | Window Closed / Lapsed |