Japan, Sept. 18 -- 株式会社チェックハウス holds the trademark for '*ｃｈ∞＋.' Other related details are as follows:
Application Number: Reg.No.7081775
Class: 37,42
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: Jan. 21
Registration Date: Sept. 8
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2026-005665/40/en
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