Intellectual Property India Publishes Patent Application for 'Improved Catalytic Wall Flow Filter' Filed by Johnson Matthey Public Limited Company

MUMBAI, India, June 6 -- Intellectual Property India has published a patent application (202517020811 A) filed by Johnson Matthey Public Limited Company, London, on March 7, for 'improved catalytic wall flow filter.'

Inventor(s) include Foschi Francesco; Googan James; Macminn Anton; Marvell David; Reid Stuart David; St Hill Keimoy; Walton Mark; and Wijemanne Thilanka.

The application for the patent was published on June 6, under issue no. 23/2025.

According to the abstract released by the Intellectual Property India: "A catalytic wall flow monolith filter for use in an emission treatment system is disclosed. The filter comprises porous walls a first face and a second face defining a longitudinal direction therebetween and first and secon...