Trademark Overview
On Wednesday, October 15, 1969, a trademark application was filed for HIRT with the United States Patent and Trademark Office. The USPTO has given the HIRT trademark a serial number of 72340789. The federal status of this trademark filing is EXPIRED as of Wednesday, November 4, 1992. This trademark is owned by HIRT COMBUSTION ENGINEERS. The HIRT trademark is filed in the Environmental Control Instrument Products category with the following description:
HEATING AND COMBUSTION EQUIPMENT-NAMELY, INCINERATORS, FUME INCINERATORS, LIQUID INCINERATORS, GAS GENERATORS, GAS BURNERS, AIR HEATERS, GAS HEATERS, FURNACES, DRYERS, HEAT EXCHANGERS, AND COMBUSTION SAFEGUARD SYSTEMS FOR GAS CONTROL