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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 12703793 B1

PDFFull Text
Date of Patent:
Aug. 11, 2026

Filed:

May. 07, 2021

Marine-biodegradation accelerator

Applicant:

Nisshinbo Holdings Inc., Tokyo, JP;

Inventors:

Kazutoshi Hayakawa, Chiba-city, JP;

Toshifumi Hashiba, Chiba-city, JP;

Erina Matsuzaka, Chiba-city, JP;

Assignee:

NISSHINBO HOLDINGS INC., Tokyo, JP;

Attorney:

WHDA, LLP

Primary Examiner:

Amy C Bonaparte

Assistant Examiner:

Derek undefined Rhoades

Int. Cl.
CPC ...
C08L 67/02 (2006.01); C08K 5/098 (2006.01); C08K 5/20 (2006.01); C08K 5/42 (2006.01); C08L 5/04 (2006.01);
U.S. Cl.
CPC ...
C08L 67/02 (2013.01); C08K 5/098 (2013.01); C08K 5/20 (2013.01); C08K 5/42 (2013.01); C08L 5/04 (2013.01); C08L 2201/06 (2013.01);
Abstract

Provided is a biodegradation accelerator for accelerating the biodegradation of resins, etc. in the ocean. This marine-biodegradation accelerator comprises a compound including anions of one or more kinds including an anion having six or more carbon atoms and three or more oxygen atoms and a metal cation having a valence of two or higher, the anions and the cation being bonded by ionic bonding. A group of particles of the compound forms a contact angle of 30° or larger 30 seconds after a waterdrop is dropped thereonto.

Find Patent Forward Citations

Hayakawa, Kazutoshi. (2026). Marine-biodegradation accelerator (U.S. Patent No. 12703793). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12703793

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

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