GENEVA, April 19 -- SUMITOMO METAL MINING CO., LTD. (11-3, Shimbashi 5-chome, Minato-ku, Tokyo1058716), 住友金属鉱山株式会社 (東京都港区新橋５丁目１１番３号) filed a patent application (PCT/JP2025/031541) for "SEALANT COMPOSITION FOR PROTECTIVE FILM LAYER, AND PROTECTIVE FILM FOR ELECTRONIC COMPONENT" on Sep 06, 2025. With publication no. WO/2026/079033, the details related to the patent application was published on Apr 16, 2026.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organiz...