Trademark Overview
On Monday, June 17, 1963, a trademark application was filed for GLS with the United States Patent and Trademark Office. The USPTO has given the GLS trademark a serial number of 72171162. The federal status of this trademark filing is EXPIRED as of Wednesday, January 18, 1989. This trademark is owned by CHARLES E. MURMAN, DOING BUSINESS AS GREAT LAKES SALES COMPANY. The GLS trademark is filed in the Advertising, Business and Retail Services category with the following description:
MANUFACTURERS AGENT FOR SPECIALTIES, COMPONENTS, SUPPLIES USED IN PLUMBING, HEATING AND AIR CONDITIONING