Trademark Overview
On Wednesday, April 9, 2025, a trademark application was filed for TCHSIN with the United States Patent and Trademark Office. The USPTO has given the TCHSIN trademark a serial number of 99127630. The federal status of this trademark filing is APPROVED FOR PUBLICATION as of Monday, October 20, 2025. This trademark is owned by Shenzhen Tianchengxin E-commerce Co., Ltd.. The TCHSIN trademark is filed in the Computer & Software Products & Electrical & Scientific Products category with the following description:
Cases for mobile phones; Cell phone mounts for vehicles; 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; Lights for use with video cameras; Electronic devices used to locate lost articles employing the global positioning system or cellular communication networks; Screen protectors comprised of tempered glass adapted for use with portable electronic devices; Downloadable augmented reality software for use in mobile devices for integrating electronic data with real world environments for the purpose of locating vehicles; Electronic devices for locating and tracking pets using global positioning systems; USB charging ports for use in vehicles; Leather protective covers specially adapted for personal electronic devices, namely, personal digital assistants; Data cables
