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US 5,494,674 AGranted
Skin treatment system
AssigneeElizabeth Arden Co., Division of Conopco, Inc.
InventorsPhilip J. Barnett, Michael R. Lowry
Life of this patent
Estimating the term…
Abstract
Skin treatment agents, such as those conventionally found in lotions or creams which are applied by gentle massage or rubbing-in with fingers, are delivered for example in substantially neat form by means of electrostatic spraying.
Claims4
A method for delivering a liquid skin treatment agent in a cosmetic composition directly to human skin to provide evenness of coverage on surfaces of the skin, comprising electrostatically spraying the agent directly thereon, the agent being electrostatically sprayable and being a silicone oil, said method further comprising:
- (a) providing an apparatus suitable for small-scale personal use which includes
- (i) a reservoir containing the skin treatment agent to be delivered which is in an electrostatically sprayable form;
- (ii) at least one delivery means which is a nozzle in communication with the reservoir;
- (iii) a high voltage generator generating voltage in the range 2 to 20 kilovolts powered from an electricity source;
- and
- (iv) control means for selectively applying the high voltage from the generator to the at least one delivery means;
- and
- (b) actuating the said control means to electrostatically spray the skin treatment agent from the at least one delivery means directly onto the skin at an intended site.
5 more elements
Dependencies are inferred from the claim text.