EPO published patent application EP4057895A2 on March 25, 2026, for a transepidermal water loss measurement device. The applicant is Bruin Biometrics, LLC, with inventor Martin F. Burns. The application covers IPC classifications A61B 5/0537, A61B 5/053, A61B 5/0531, and A61B 5/00, all related to medical diagnostic measurement techniques.\n\nPatent publications are informational announcements and do not create compliance obligations. Entities involved in medical device development or diagnostics may wish to review the published claims to assess potential overlap with their own technologies or freedom-to-operate considerations. No immediate action is required.