Duracell Will Face BASF Trade Secrets Suit, U.S. Judge Rules
A U.S. district judge has refused to dismiss a 2025 lawsuit by BASF accusing Duracell, owned by Berkshire Hathaway, of stealing trade secrets related to a proprietary process for producing a high-performance cathode material used in lithium-ion batteries. The decision is under seal while the parties propose redactions.