Japan, Oct. 9 -- 松田 光子 holds the trademark for '松田さんすうピアノメソッド.' Other related details are as follows:
Application Number: Reg.No.7088000
Class: 41
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: Dec. 19, 2025
Registration Date: Sept. 29
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-146173/40/en
Disclaimer: Curated by HT Syndication.
