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:
Sep. 22, 2026
Filed:
Jun. 30, 2021
Kuraray Co., Ltd., Okayama, JP;
Yasutaka Inubushi, Tokyo, JP;
Keishi Hachiya, Okayama, JP;
Masaki Kato, Okayama, JP;
Yoshikazu Yamasaki, Okayama, JP;
Makoto Okamoto, Pasadena, TX (US);
Kazuyuki Somemiya, Niigata, JP;
Takafumi Izawa, Okayama, JP;
KURARAY CO., LTD., Okayama, JP;
Abstract
[Problem to be solved] To provide a traceable vinyl acetate, a polymer containing the vinyl acetate, and a vinyl alcohol polymer which is a saponified product of the polymer. [Solution] Vinyl acetate having a ratio of carbon-14 to total carbon of 1.0×10or more, a vinyl acetate polymer containing the vinyl acetate as a monomer unit and a vinyl alcohol polymer obtained by saponifying the vinyl acetate polymer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile