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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 12522956 B1

PDFFull Text
Date of Patent:
Jan. 13, 2026

Filed:

Dec. 06, 2019

Bundled yarn, hydraulic composition and molded body

Applicant:

Kuraray Co., Ltd., Kurashiki, JP;

Inventors:

Akira Imagawa, Okayama, JP;

Takafumi Horikoshi, Okayama, JP;

Hisashi Suemori, Okayama, JP;

Yoshihiro Iwasaki, Okayama, JP;

Assignee:

KURARAY CO., LTD., Kurashiki, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Marla D Mcconnell

Assistant Examiner:

Christine X Nisula

Int. Cl.
CPC ...
D02G 3/04 (2006.01); C04B 7/02 (2006.01); C04B 16/06 (2006.01);
U.S. Cl.
CPC ...
D02G 3/045 (2013.01); C04B 7/02 (2013.01); C04B 16/0641 (2013.01); C04B 16/065 (2013.01); C04B 2235/5212 (2013.01); C04B 2235/5268 (2013.01); D10B 2321/06 (2013.01); D10B 2321/08 (2013.01);
Abstract

The present invention relates to a bundled yarn, comprising plural fibers integrated by a sizing agent, wherein the sizing agent is a modified polyvinyl alcohol comprising a structural unit (X) derived from an unsaturated carboxylic acid or derivative thereof in an amount of 0.1 to 10% by mole, taking the amount of all monomer units as 100% by mole, which modified polyvinyl alcohol has a saponification degree of 85% by mole or higher.

Find Patent Forward Citations

Imagawa, Akira. (2026). Bundled yarn, hydraulic composition and molded body (U.S. Patent No. 12522956). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12522956

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

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