Trademark Overview
On Friday, September 26, 2025, a trademark application was filed for DNDUONIU with the United States Patent and Trademark Office. The USPTO has given the DNDUONIU trademark a serial number of 99414366. The federal status of this trademark filing is NEW APPLICATION - RECORD INITIALIZED NOT ASSIGNED TO EXAMINER as of Friday, September 26, 2025. This trademark is owned by Huizhou Duoniu Trading Co., Ltd.. The DNDUONIU trademark is filed in the Machinery Products category with the following description:
Parts for compressed-air machines, namely, pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems sold as an integral component of injection molding machines; Air filters for automobile engines; Filter elements for fuel filters; Filter silencers for machines; Air filters for pneumatic controls being part of machines; Pneumatic air preparation equipment, namely, airline filters, lubricators, and regulators, all being parts of machines; Filters for cleaning cooling air, for engines; Air filters for mechanical purposes; Fuel filters; Oil filter adapters; Oil filters for mechanical purposes; Filters being parts of engines; Oil filters
