US Patent 7244439 Cosmetic composition

Patent 7244439 was granted and assigned to Kao Corporation on July, 2007 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Kao Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7244439

Patent Inventor Names

Noboru Nagatani0

Ryuji Hasegawa0

Yuko Yago0

Hideaki Kubo0

Keiichi Fukuda0

Hidetake Nakamura0

Keisuke Nakao0

Naoki Nojiri0

Date of Patent

July 17, 2007

Patent Application Number

10410237

Date Filed

April 10, 2003

Patent Primary Examiner

‌

Humera N. Sheikh

Patent abstract

A cosmetic composition having excellent application feeling and transparency while maintaining covering power which includes (a) composite particles obtained by allowing at least two kinds of particles having different shapes and particle diameters to contact with at least one polymer compound selected from the group consisting of fluorinated polymer compounds, silicone polymer compounds, and mixture thereof, in the presence of supercritical carbon dioxide, and (b) a cosmetic component.

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