Intellectual Property India Publishes Patent Application for 'Improved Twc Activity Using Rhodium/Platinum And Gallic Acid As A Complexing And Reducing Agent' Filed by Johnson Matthey Public Limited Company

MUMBAI, India, May 30 -- Intellectual Property India has published a patent application (202517028763 A) filed by Johnson Matthey Public Limited Company, London, on March 26, for 'improved twc activity using rhodium/platinum and gallic acid as a complexing and reducing agent.'

Inventor(s) include Garcia, Nicole; Howard, Michael; Lu, Jing; and Zheng, Qinghe.

The application for the patent was published on May 30, under issue no. 22/2025.

According to the abstract released by the Intellectual Property India: "A method of manufacturing a catalyst article, the method comprising: providing a complex of a compound of formula (I): and a PGM, R1 is H or C1- C6 alkyl, R2 is H, OH, or O-C1-C4 alkyl, the PGM comprising rhodium and/or platinum; providing a support material; applying the complex to the support material to form a loaded support material; disposing the loaded support material on a substrate; and heating the loaded support material to form nanoparticles of the PGM on the support material."

The patent application was internationally filed on Jan. 16, 2024, under International application No.PCT/GB2024/050112.

Disclaimer: Curated by HT Syndication.