MUMBAI, India, June 20 -- Intellectual Property India has published a patent application (202517048637 A) filed by Fieldpoint (CYPRUS) Limited, Nicosia, Cyprus, on May 20, for 'optical filter and method of manufacturing an optical filter.'

Inventor(s) include Thompson, Noel.

The application for the patent was published on June 20, under issue no. 25/2025.

According to the abstract released by the Intellectual Property India: "An optical filter comprises: a matrix including an optically transparent matrix material, and nanoparticles embedded in the matrix material, the nanoparticles comprising carbon atoms arranged in a hexagonal structure, wherein at least one of the nanoparticles is physically separated from any other of the nanoparticl...