Trademark Overview
On Thursday, March 27, 1969, a trademark application was filed for LI with the United States Patent and Trademark Office. The USPTO has given the LI trademark a serial number of 72322933. The federal status of this trademark filing is EXPIRED as of Wednesday, November 4, 1992. This trademark is owned by LEXINGTON INSTRUMENTS CORPORATION. The LI trademark is filed in the Medical Instrument Products category with the following description:
MEDICAL ELECTRONICS INSTRUMENTATIONS, RECORDING CARDIAC OSCILLOSCOPES AND CARDIAC TACHOMETERS, CARDIAC ALARM AND CONTROL PANELS, CARDIAC SHOCK UNITS, CARDIAC OUTPUT COMPUTERS, PRE-AMPLIFIERS, AMPLIFIERS, POWER SUPPLIES, TRANSMITTERS, RECEIVERS, RECEIVING ANTENNAS, ELECTRONIC RECORDING SYSTEMS, MAGNETIC MEMORY TAPE LOOPS, AND ELECTRONIC PRESSURE TRANSDUCERS USED IN MEDICAL INSTRUMENTS