Japan, Dec. 8 -- 株式会社プロスパービューティー holds the trademark for '濃縮睡眠.' Other related details are as follows:
Application Number: Reg.No.6988474
Class: 41,44
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: April 21
Registration Date: Nov. 20
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-048709/40/en
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