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:
Feb. 14, 2017
Filed:
Apr. 02, 2007
Applicant:
Aki Kano, Takasago, JP;
Inventor:
Aki Kano, Takasago, JP;
Assignee:
KANEKA CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A41G 3/00 (2006.01); D01F 4/00 (2006.01); D06P 1/38 (2006.01); D06P 1/52 (2006.01); D06P 3/04 (2006.01); D06P 5/08 (2006.01);
U.S. Cl.
CPC ...
A41G 3/0083 (2013.01); D01F 4/00 (2013.01); D06P 1/5278 (2013.01); D06P 3/04 (2013.01); D06P 5/08 (2013.01);
Abstract
A dyed regenerated collagen fiber of the invention is a regenerated collagen fiber dyed with a dye having an excellent dye fastness. An aspect of the invention is directed to a dyed regenerated collagen fiber including at least one kind of compound selected from the group consisting of polyalkylenepolyamine compounds, condensation compounds of polyalkylenepolyamine and dicyandiamide, and acid addition salt compounds of the condensation compounds.