Japan, June 29 -- 東北電力フロンティア株式会社 holds the trademark for 'シンプルでんきＤ（北海道）.' Other related details are as follows:
Application Number: Reg.No.7056388
Class: 39
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: Nov. 13, 2025
Registration Date: June 18
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-136742/40/en
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