MUMBAI, India, May 16 -- Intellectual Property India has published a patent application (202517039623 A) filed by Agr Lithium Inc., Houston, on April 24, for 'method and system for separating black mass from electrodes of spent lithium ion batteries.'

Inventor(s) include Tyagi, Vipin; Naik, Amol; and Chadha, Nishchay.

The application for the patent was published on May 16, under issue no. 20/2025.

According to the abstract released by the Intellectual Property India: "A method for separating black mass from electrodes of spent lithium ion batteries includes separating electrode pieces from remainder of material of a portion of a spent lithium ion battery. The electrode pieces are heated to a temperature in a range from about 200 C to abo...