# Trade Mark Journal No.2026/009 27 February 2026

## WO0000001901840 (1)

Office of origin: Japan

Date of International Registration:17 December 2025
Date of designation in the UK: 17 December 2025

International priority date claimed: 12 December 2025 (Japan)

Class 1
  Sulfide solid electrolytes for batteries.

Idemitsu Kosan Co., Ltd.

Representative: HANABUSA PATENT & TRADEMARK OFFICE, SRD Bldg., 9, Kandasurugadai 2-chome,, Chiyoda-ku, Tokyo 101-0062, JAPAN