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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 11766852 B1

PDFFull Text
Date of Patent:
Sep. 26, 2023

Filed:

Jan. 13, 2021

Composition for insertion auxiliary tube, insertion auxiliary tube, set of insertion auxiliary tube and endoscope, endoscope apparatus, and method for producing insertion auxiliary tube

Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventors:

Sotaro Inomata, Ashigarakami-gun, JP;

Nobuharu Takahashi, Ashigarakami-gun, JP;

Assignee:

FUJIFILM Corporation, Tokyo, JP;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Michael B Nelson

Int. Cl.
CPC ...
B32B 1/08 (2006.01); B32B 27/28 (2006.01); A61B 1/00 (2006.01); B32B 27/08 (2006.01); B32B 27/26 (2006.01); B32B 27/30 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01); B32B 27/40 (2006.01);
U.S. Cl.
CPC ...
B32B 27/283 (2013.01); A61B 1/00135 (2013.01); B32B 1/08 (2013.01); B32B 27/08 (2013.01); B32B 27/26 (2013.01); B32B 27/302 (2013.01); B32B 27/308 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); B32B 27/40 (2013.01); B32B 2250/02 (2013.01); B32B 2250/03 (2013.01); B32B 2250/24 (2013.01); B32B 2307/746 (2013.01); B32B 2325/00 (2013.01); B32B 2333/08 (2013.01); B32B 2375/00 (2013.01); B32B 2377/00 (2013.01); B32B 2383/00 (2013.01); B32B 2535/00 (2013.01);
Abstract

There is provided an insertion auxiliary tube having a tubular substrate a and a layer b disposed on at least one of an inside or an outside of the tubular substrate a. The layer b includes a polymer including a polysiloxane structure. The polymer includes an acrylic acid component, an acrylic acid ester component, an acrylamide component, or a styrene component and has a particular polar group in a molecule thereof. There are also provided a composition for an insertion auxiliary tube capable of providing the insertion auxiliary tube, a set of the insertion auxiliary tube and an endoscope, an endoscope apparatus including the insertion auxiliary tube and an endoscope, and a method for producing the insertion auxiliary tube.

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