USPTO trademark record

DUNU

Live registered mark · Owner SUN WEN JIE · Classes 9

Mark details

Owner: SUN WEN JIE
Serial number: 90500361
Registration number: 6594838
Status: REGISTERED
Classes: 9 (Software / electronics / downloadable media)
Filed: 2021-01-31
Registered: 2021-12-21
Goods / services: Earphones; Headphones; Microphones; Electroacoustic transducers; Loudspeakers; Sound recording apparatus; Speaker microphones; Audio-receivers and video-receivers; Horns for loudspeakers; Radio recei…

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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