U.S. Patent Office Grants Manganese X Battery Grade High-Purity Processing Patent

Montreal, Quebec--(Newsfile Corp. - April 15, 2026) - Manganese X Energy Corp. (TSXV: MN) (FSE: 9SC) (TRADEGATE: 9SC) (OTCQB: MNXXF) ("Manganese X" or the "Company") is pleased to announce that the U.S. Patent Office has granted Manganese X Energy Corp. a patent for its proprietary purification process of manganese sulphate, a critical material used in the production of lithium-ion batteries for electric vehicles and stationary energy storage systems. Martin Kepman, Chief Executive Officer of Manganese X, commented:"The granting of our U.S. patent for high-purity manganese processing marks another significant milestone, following our recent patent acceptance in South Africa (see news release dated February 10, 2026).