Trademark Overview
On Wednesday, December 27, 1967, a trademark application was filed for AO with the United States Patent and Trademark Office. The USPTO has given the AO trademark a serial number of 72287613. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by AMERICAN OPTICAL CORPORATION. The AO trademark is filed in the Medical Instrument Products category with the following description:
APPARATUS FOR DIAGNOSTIC AND TREATING PURPOSES AND COMPONENTS THEREOF-NAMELY, CARDIAC MONITORS; DEFIBRILLATORS; HEARTBEAT PACING APPARATUES; ALARM AND RECORDER LOGIC UNITS; DATA STORAGE SYSTEMS; OSCILLOSCOPES; CHART RECORDERS; HEART RATE METERS; ELECTRODES; CARDIAC RESUSCITATION INSTRUMENTS; DIAGNOSTIC AND MONITORING SYSTEMS; OXIMETERS; FLUID PUMPS; FLUID PUMP DRIVE MODULES; DEPOLARIZATION INSTRUMENTS; HEART-LUNG MACHINES, INCLUDING COMPONENTS THEREOF AND ACCESSORIES THEREFOR; OXYGEN EXCHANGE EQUIPMENT, AND ACCESSORIES THEREFOR, INCLUDING SIZE CONVERSION KITS, DISCS AND SPACERS, LEVELING DEVICES, CATHETERS, FILTERS, STOPCOCKS, AND CLAMPS; HEAT EXCHANGERS; FILTER AND BUBBLE TRAPS; RESERVOIRS; CRANK HANDLES; PRESSURE GAUGES; HYPOTHERMIA APPARATUSES; VALVES; BAG MASKS; AUTOCLAVING BOXES; CANNULAE AND CANNULA SETS; CONNECTORS; AND TUBING
