GENEVA, Sept. 30 -- MITSUBISHI PENCIL COMPANY, LIMITED (5-23-37, Higashi-Ohi, Shinagawa-ku, Tokyo1408537), 三菱鉛筆株式会社 (東京都品川区東大井五丁目２３番３７号) filed a patent application (PCT/JP2025/009043) for "AQUEOUS INK COMPOSITION FOR WRITING UTENSILS AND WRITING UTENSIL EQUIPPED WITH SAID AQUEOUS INK COMPOSITION" on Mar 11, 2025. With publication no. WO/2025/197684, the details related to the patent application was published on Sep 25, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World In...