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:
Aug. 04, 2026
Filed:
Nov. 24, 2021
Cataler Corporation, Kakegawa, JP;
Kosuke Miyazaki, Kakegawa, JP;
CATALER CORPORATION, Kakegawa, JP;
Abstract
A catalyst for fuel cells that contains a carbon powder carrier and catalyst particles carried on the carbon powder carrier, the catalyst particles being Pt alloy particles, the catalyst for fuel cells having 0.65 mmol/g or more of hydrophilic groups, and a Pt elution amount when 0.5 g of the catalyst for fuel cells is immersed in 30 ml of a 0.5 mol/L aqueous sulfuric acid solution and retained for 100 hours at room temperature under stirring being 0.625 mg or less per g of the catalyst for fuel cells.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile