HD-PA Trademark
Serial Number: 85270553 • Registration: 4822292
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
March 18, 2011
Registration Date
September 29, 2015
First Use Anywhere
January 1, 2013
First Use in Commerce
January 1, 2013
Published for Opposition
March 6, 2012
Cancellation Date
April 8, 2022
Goods & Services
testing of the goods and services of others for the purposes of certification in the fields of audio engineering, electroacoustic design, sound fidelity, and wearer comfort; and consultation services therefor