Trademark Overview
On Friday, October 4, 1968, a trademark application was filed for RL with the United States Patent and Trademark Office. The USPTO has given the RL trademark a serial number of 72308919. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by RADIANT LAMP CORPORATION. The RL trademark is filed in the Environmental Control Instrument Products category with the following description:
MERCURY VAPOR, INCANDESCENT, AND QUARTZ HALOGEN LAMPS