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. 14, 2009
Filed:
Nov. 20, 2003
Kazuyuki Miyazawa, Yokohama, JP;
Taketoshi Kanda, Yokohama, JP;
Yousuke Toujo, Yokohama, JP;
Aya Ohkubo, Yokohama, JP;
Osamu Shirota, Yokohama, JP;
Kenichi Sakuma, Yokohama, JP;
Masayoshi Wada, Yokohama, JP;
Kazuyuki Miyazawa, Yokohama, JP;
Taketoshi Kanda, Yokohama, JP;
Yousuke Toujo, Yokohama, JP;
Aya Ohkubo, Yokohama, JP;
Osamu Shirota, Yokohama, JP;
Kenichi Sakuma, Yokohama, JP;
Masayoshi Wada, Yokohama, JP;
Shiseido Company, Ltd., Tokyo, JP;
Abstract
A method for surface modification of a material by means of introducing the phosphorylcholine group represented by the following formula (1-1) onto the surface of the material by treating a material having amino groups with a chemical compound containing an aldehyde derivative obtained by the oxidative ring-opening reaction of glycerophosphorylcholine. The method of the present invention provides various materials such as medical materials having superior biocompatibility and hydrophilicity.