Trademark Overview
On Friday, August 15, 1947, a trademark application was filed for NEUTRA-GAS with the United States Patent and Trademark Office. The USPTO has given the NEUTRA-GAS trademark a serial number of 71531511. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by PARK CHEMICAL COMPANY. The NEUTRA-GAS trademark is filed in the Environmental Control Instrument Products category with the following description:
APPARATUS FOR CONDUCTING AND REGULATING THE FLOW OF GAS TO MOLTEN SALT STEEL TREATING BATHS, COMPRISING A PRESSURE REGULATOR, A NEEDLE VALVE AND A DELIVERY TUBE WITH ASSOCIATED PIPING AND FITTINGS