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.

Date of Patent:
Nov. 03, 2026

Filed:

May. 10, 2023
Applicant:

Arizona Board of Regents on Behalf of the University of Arizona, Tucson, AZ (US);

Inventors:

Dennis Lichtenberger, Tucson, AZ (US);

Dong-Chul Pyun, Tucson, AZ (US);

Richard S. Glass, Tucson, AZ (US);

Arthur Gibson, Tucson, AZ (US);

Addison Coen, Tucson, AZ (US);

Mary Salyards, Tucson, AZ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 1/04 (2021.01); C25B 1/50 (2021.01); C25B 9/19 (2021.01); C25B 11/048 (2021.01); C25B 11/085 (2021.01); C25B 15/08 (2006.01);
U.S. Cl.
CPC ...
C25B 1/04 (2013.01); C25B 1/50 (2021.01); C25B 9/19 (2021.01); C25B 11/048 (2021.01); C25B 11/085 (2021.01); C25B 15/083 (2021.01);
Abstract

Metallopolymers composed of polymers and catalytically active diiron-disulfide ([2Fe-2S]) complexes. [FeFe]-hydrogenase mimics have been synthesized and used to initiate polymerization of various monomers to generate metallopolymers containing active [2Fe-2S] sites which serve as catalysts for a hydrogen evolution reaction (HER). Vinylic monomers with polar groups provided water solubility relevant for large scale hydrogen production, leveraging the supramolecular architecture to improve catalysis. Metallopolymeric electrocatalysts displayed high turnover frequency and low overpotential in aqueous media as well as aerobic stability. Metallopolymeric photocatalysts incorporated P3HT ligands to serve as a photosensitizer to promote photoinduced electron transfer to the active complex.


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Quick Actions:

Lichtenberger, Dennis. (2026). Metallopolymers for catalytic generation of hydrogen (U.S. Patent No. 12781353). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781353

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