GENEVA, Feb. 4 -- TOPPAN HOLDINGS INC. (5-1, Taito 1-chome, Taito-ku, Tokyo1100016), ＴＯＰＰＡＮホールディングス株式会社 (東京都台東区台東１丁目５番１号) filed a patent application (PCT/JP2024/026025) for "GAS BARRIER FILM, MULTILAYER BODY, AND PACKAGING MATERIAL" on Jul 19, 2024. With publication no. WO/2025/023190, the details related to the patent application was published on Jan 30, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Prope...