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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.:

US 11892104 B1

PDFFull Text
Date of Patent:
Feb. 06, 2024

Filed:

Dec. 30, 2021

Flexible tube for endoscopes and method for producing same

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:

Sughrue Mion, PLLC

Primary Examiner:

Lee E Sanderson

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.

Find Patent Forward Citations

Nakai, Yoshihiro. (2024). Flexible tube for endoscopes and method for producing same (U.S. Patent No. 11892104). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11892104

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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