Trademark Overview
On Monday, September 10, 1962, a trademark application was filed for L with the United States Patent and Trademark Office. The USPTO has given the L trademark a serial number of 72152806. The federal status of this trademark filing is EXPIRED as of Saturday, December 17, 1983. This trademark is owned by LINDBERG STEEL TREATING COMPANY. The L trademark is filed in the Treatment & Processing of Materials Services category with the following description:
HEAT TREATING OF METALS OF OTHERS