Trademark Overview
On Sunday, February 22, 2026, a trademark application was filed for DEIFO with the United States Patent and Trademark Office. The USPTO has given the DEIFO trademark a serial number of 99664491. The federal status of this trademark filing is PUBLICATION/ISSUE REVIEW COMPLETE as of Tuesday, June 30, 2026. This trademark is owned by SHENZHEN CENTURY FENGHUI INTELLIGENT TECHNOLOGY DEVELOPMENT CO., LTD. The DEIFO trademark is filed in the Computer & Software Products & Electrical & Scientific Products category with the following description:
Analog to digital converter (ADCs); Audio equipment for vehicles, namely, loud speakers for automotive audio systems; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; DC/AC power converters; Digital to analog converters (DACs); Electronic equipment, namely, transformers, baluns, and cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunication equipment; Extension cables; Gaming headsets for use in playing video games; Headphones; Headsets for cellular or mobile phones; Headsets for use with computers; Protective carrying cases for portable music players; Sound reproduction equipment; Wireless earbuds
