The European Patent Office (EPO) has published patent application EP2026025541A1, detailing a negative electrode sheet and a solid-state battery. The publication date is March 18, 2026. The application includes specific International Patent Classification (IPC) codes related to battery components and solid-state battery technology, such as H01M 4/134 and H01M 10/0585.

This publication is a notice of a patent application and does not impose immediate compliance obligations. It is relevant for entities involved in battery research, development, and manufacturing, particularly those in the solid-state battery sector. The designation of the inventor has not yet been filed, indicating the application is still in its early stages. Companies operating in the EU should be aware of this publication for intellectual property and competitive landscape monitoring.