Trademark Overview
On Monday, October 29, 1951, a trademark application was filed for NATIONAL with the United States Patent and Trademark Office. The USPTO has given the NATIONAL trademark a serial number of 71620618. The federal status of this trademark filing is EXPIRED as of Monday, December 5, 1994. This trademark is owned by NATIONAL WELDING EQUIPMENT COMPANY. The NATIONAL trademark is filed in the Medical Instrument Products category with the following description:
EQUIPMENT AND APPARATUS USED IN THE HANDLING AND ADMINISTERING OF MEDICINAL GASES-NAMELY, HUMIDIFIERS FOR OXYGEN AND OTHER GASES, THERAPY GAS REGULATORS, INSPIRATORY VALVES, BREATHING HOODS, INSPIRATORY UNITS (COMPRISING A SELF-CONTAINED ASSEMBLY INCLUDING THE GAS TANK, REGULATOR, GAUGES, CONDUITS, AND BREATHING HOODS); ALCOHOL BLOWPIPES AND TORCHES FOR DENTAL PLATE WORK; AND ORTHODONTIC BLOWPIPES; AND PARTS THEREFOR