Japan, Oct. 5 -- プラスワン株式会社 holds the trademark for '知育ぐんぐん.' Other related details are as follows:
Application Number: Reg.No.7086536
Class: 30,32
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: March 24
Registration Date: Sept. 24
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2026-032259/40/en
Disclaimer: Curated by HT Syndication.
