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. 25, 2011
Filed:
Sep. 15, 2009
Keiji Umeda, Tokyo, JP;
Yositaka Nadachi, Tokyo, JP;
Katsunobu Sakai, Hokkaido, JP;
Yukitaka Nogami, Chiba, JP;
Masahiko Sudo, Saitama, JP;
Keiji Umeda, Tokyo, JP;
Yositaka Nadachi, Tokyo, JP;
Katsunobu Sakai, Hokkaido, JP;
Yukitaka Nogami, Chiba, JP;
Masahiko Sudo, Saitama, JP;
Umeda Jimusho Ltd., Machida-shi, JP;
Institute of Rheological Function of Food Co., Ltd., Fukuoka, JP;
Asai Germanium Research Institute Co., Ltd., Kawasaki-shi, JP;
Abstract
The present invention provides a novel water-soluble keratin derivative and applications thereof. Water-soluble keratin produced by the alkali treatment of feathers, and modified keratin, gives the following useful materials: (1) a high energy wave absorber, (2) a luminescent substrate, (3) a material weatherproofness improver, (4) a water repellant, and (5) a foaming agent.