INTERNATIONAL PATENT: JOHNSON MATTHEY PUBLIC LIMITED COMPANY, JOHNSON MATTHEY (SHANGHAI) CHEMICALS LIMITED FILES APPLICATION FOR "METAL PROMOTED RHODIUM-CONTAINING CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS"

GENEVA, April 29 -- JOHNSON MATTHEY PUBLIC LIMITED COMPANY (5th Floor, 2 Gresham Street, LondonEC2V 7AD), JOHNSON MATTHEY (SHANGHAI) CHEMICALS LIMITED (588 Dong Xing Road, Song Jiang Industrial ZoneSongjiang District, Shanghai 201613) filed a patent application (PCT/CN2025/127483) for "METAL PROMOTED RHODIUM-CONTAINING CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS" on Oct 14, 2025. With publication no. WO/2026/082009, the details related to the patent application was published on Apr 23, 2026.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): ZHENG, Qinghe (c/o Johnson Matthey, 456 Devon Park...