The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 16, 2002
Filed:
Jun. 26, 1997
Applicant:
Inventors:
Mineyuki Yokoyama, Yokohama, JP;
Hiroyuki Tsukada, Yokohama, JP;
Tetsuya Sakai, Yokohama, JP;
Shoko Yamaguchi, Yokohama, JP;
Yumiko Suzuki, Yokohama, JP;
Yasukazu Nakayama, Yokohama, JP;
Hiroaki Yasuhara, Tokyo, JP;
Okihiko Sakamoto, Yokohama, JP;
Assignee:
Shiseido Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 3/578 ;
U.S. Cl.
CPC ...
A61K 3/578 ;
Abstract
An external skin treatment composition is described that comprises a “unicellularized” plant. This composition exhibits superior stability of the effective plant ingredients, superior moisture retention, and superior elimination of specific free radicals, and it offers sustained release of the effective plant ingredients. Methods are disclosed to unicellularize plants with, for example, an enzyme.