Trademark Overview
On Friday, January 21, 1972, a trademark application was filed for MAR-LOK with the United States Patent and Trademark Office. The USPTO has given the MAR-LOK trademark a serial number of 72413380. The federal status of this trademark filing is EXPIRED as of Monday, September 5, 1994. This trademark is owned by MARIETTA METAL PRODUCTS CO.. The MAR-LOK trademark is filed in the Environmental Control Instrument Products category with the following description:
PANELS AND DOORS FOR USE IN INDUSTRIAL FURNACES AND OVENS