Trademark Overview
On Wednesday, March 11, 2026, a trademark application was filed for DUOSHIELD with the United States Patent and Trademark Office. The USPTO has given the DUOSHIELD trademark a serial number of 99695386. The federal status of this trademark filing is NEW APPLICATION - RECORD INITIALIZED NOT ASSIGNED TO EXAMINER as of Wednesday, March 11, 2026. This trademark is owned by VESYNC (SINGAPORE) PTE. LTD.. The DUOSHIELD trademark is filed in the Environmental Control Instrument Products category with the following description:
Air cleaning units; Air purifiers; Air purifying apparatus and machines; Air purifying units for domestic use; Filters for air purifiers