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. 06, 2024
Filed:
Dec. 30, 2021
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Yoshihiro Nakai, Ashigarakami-gun, JP;
Kiyotaka Fukagawa, Ashigarakami-gun, JP;
Nobuharu Takahashi, Ashigarakami-gun, JP;
Kazuya Takeuchi, Ashigarakami-gun, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 11/04 (2006.01); C08L 75/04 (2006.01); C08L 67/00 (2006.01); A61B 1/00 (2006.01); B32B 1/08 (2006.01); B32B 25/08 (2006.01); A61B 1/005 (2006.01); C09D 167/00 (2006.01); C09D 175/04 (2006.01); C09D 177/00 (2006.01); C08K 5/3435 (2006.01); C08L 77/00 (2006.01); C08K 5/13 (2006.01);
U.S. Cl.
CPC ...
F16L 11/04 (2013.01); A61B 1/005 (2013.01); A61B 1/0011 (2013.01); B32B 1/08 (2013.01); B32B 25/08 (2013.01); C08L 67/00 (2013.01); C08L 75/04 (2013.01); C09D 167/00 (2013.01); C09D 175/04 (2013.01); C09D 177/00 (2013.01); B32B 2597/00 (2013.01); C08K 5/13 (2013.01); C08K 5/3435 (2013.01); C08L 77/00 (2013.01);
Abstract
An endoscope flexible tube having a cylindrical flexible tube base that has flexibility and a resin layer that coats the flexible tube base includes the resin layer, which is a single layer or multiple layers of two or more layers, comprises a layer A which comprises: polyester elastomers, at least one of polyurethane elastomers or polyamide elastomers, and both a hindered phenol compound and a hindered amine compound, wherein the content of the polyester elastomers in the layer A is 55 mass % or more.