Trademark Overview
On Tuesday, November 4, 2025, a trademark application was filed for DPB with the United States Patent and Trademark Office. The USPTO has given the DPB trademark a serial number of 99478734. The federal status of this trademark filing is PUBLICATION/ISSUE REVIEW COMPLETE as of Tuesday, March 24, 2026. This trademark is owned by YIXUN INTERNATIONAL TRADE (LUOYANG) CO.,LTD.. The DPB trademark is filed in the Environmental Control Instrument Products category with the following description:
Showerheads and components thereof; Washing machine water treatment device connected to the cold water inlet to eliminate need for detergent; Water purification units; Liquid flow regulating apparatus, namely, hydraulic compensators; Pressure regulators for gas installations; Plumbing fittings, namely, couplers; Barbecue grills; Propane torch for clearing vegetation; Water filtration apparatus; Water filtration and purification units and replacement cartridges and filters therefor; Filters made of fiber for water filtration; Apparatus for filtering drinking water; Filters for water filtering apparatus; Water purification and filtration apparatus; Faucet filters
