Japan, March 13 -- 河中 典子 holds the trademark for '虚虚堂.' Other related details are as follows:

Application Number: Reg.No.7022431

Class: 14,21,24,25,35,41

Status: LIVE-REGISTRATION-Published for Opposition

Filing Date: June 11, 2025

Registration Date: March 4

The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-064810/40/en

Disclaimer: Curated by HT Syndication....