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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 12609326 B1

PDFFull Text
Date of Patent:
Apr. 21, 2026

Filed:

Oct. 07, 2021

Oxygen evolution catalyst, production and use of same, membrane electrode arrangement and fuel cell or electrolytic cell

Applicants:

Greenerity Gmbh, Alzenau, DE;

Technische Universität München, Munich, DE;

Inventors:

Mohammad Fathi Tovini, Munich, DE;

Hany Elsayed, Neufahrn, DE;

Ana Marija Damjanovic, Munich, DE;

Hubert Gasteiger, Munich, DE;

Jozsef Speder, Frankfurt am Main, DE;

Alessandro Ghielmi, Frankfurt am Main, DE;

Jens-Peter Suchsland, Alzenau, DE;

Assignees:

Greenerity GmbH, Alzenau, DE;

Technische Universität München, Munich, DE;

Attorney:

DLA Piper LLP (US)

Primary Examiner:

Patricia L Hailey

Int. Cl.
CPC ...
H01M 4/92 (2006.01); C25B 11/054 (2021.01); C25B 11/065 (2021.01); C25B 11/075 (2021.01); H01M 4/90 (2006.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 4/926 (2013.01); C25B 11/054 (2021.01); C25B 11/065 (2021.01); C25B 11/075 (2021.01); H01M 4/9083 (2013.01); H01M 2008/1095 (2013.01);
Abstract

An oxygen evolution reaction catalyst includes iridium oxide that exhibits a weight loss of less than 1% by weight upon exposure of the oxygen evolution reaction catalyst to a 3.3 vol % hydrogen stream in argon at a temperature of 80° C. for 12 hours and has a BET specific surface area of more than 15 m/g.

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Fathi Tovini, Mohammad. (2026). Oxygen evolution catalyst, production and use of same, membrane electrode arrangement and fuel cell or electrolytic cell (U.S. Patent No. 12609326). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12609326

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

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