Trademark Overview
On Thursday, September 24, 1964, a trademark application was filed for DW with the United States Patent and Trademark Office. The USPTO has given the DW trademark a serial number of 72202561. The federal status of this trademark filing is EXPIRED as of Sunday, August 4, 1985. This trademark is owned by DE WOLF FURNACE CO., INC.. The DW trademark is filed in the Environmental Control Instrument Products category with the following description:
SPECIALLY SHAPED REFRACTORY ELEMENTS AND METAL PARTS FOR FURNACE WALL AND ARCH CONSTRUCTION