PORTA PRO
Mark Identification

PORTA PRO

Serial Number

99384699

Filing Date

Sep 10, 2025

Trademark by

KOSS CORPORATION

Classification Information

Hearing aids; Assistive listening device for the hearing impaired; Parts of acoustic apparatus for the hearing-impaired, namely, cerumen protection systems; Wireless transmitters and receivers for use with hearing aids; Hearing aids and structural parts therefor; Digital hearing aids; Electric hearing aids

Medical Apparatus