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:
Oct. 24, 2006
Filed:
Apr. 07, 2004
Hirofumi Yura, Kawasaki, JP;
Yoshio Saito, Yokohama, JP;
Masayuki Ishihara, Tachikawa, JP;
Katsuaki Ono, Tokorozawa, JP;
Shiro Saeki, Funabashi, JP;
Hirofumi Yura, Kawasaki, JP;
Yoshio Saito, Yokohama, JP;
Masayuki Ishihara, Tachikawa, JP;
Katsuaki Ono, Tokorozawa, JP;
Shiro Saeki, Funabashi, JP;
Netech, Inc., Kanagawa, JP;
Abstract
A functional chitosan derivative which comprises a chitin/chitosan, which is a natural polysaccharide, and incorporated therein at least one of a carbohydrate, a photo-reactive functional group, an amphipathic group, e.g. a polyoxyethylene alkyl ether, and a glycosaminoglycan and which, due to the incorporation, has solubility in a neutral medium, self-crosslinking ability, the property of highly containing water or healing wounds, and antithrombotic properties. Namely, the derivative has various properties required of health care materials such as medical products and cosmetics.