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:
Dec. 25, 2012
Filed:
Sep. 11, 2007
Tetsuo Nakano, Tokyo, JP;
Hideo Kawabe, Tokyo, JP;
Keiichirou Inui, Hyogo, JP;
Kouichi Waki, Kyoto, JP;
Tetsuo Nakano, Tokyo, JP;
Hideo Kawabe, Tokyo, JP;
Keiichirou Inui, Hyogo, JP;
Kouichi Waki, Kyoto, JP;
Kyowa Hakko Bio Co., Ltd., Toky, JP;
Sumika Enviro-Science Co., Ltd., Hyogo, JP;
Abstract
This invention relates to an allergen-reducing composition comprising a hydroxyproline derivative, a polymer thereof, or a salt of such a derivative or polymer, which is capable of reducing the allergenicity of mites, pollens, or other allergens and is capable of imparting functions of reducing allergenicity to fibers or textiles such as a carpet, a tatami mat, a bed cloth, a curtain, clothing, a stuffed animal, a mask, a filter material, or a dust bag for an electric vacuum cleaner without discoloration; and a method for reducing allergens using such composition.