Trademark Overview
On Wednesday, July 30, 1975, a trademark application was filed for SI with the United States Patent and Trademark Office. The USPTO has given the SI trademark a serial number of 73059078. The federal status of this trademark filing is EXPIRED as of Monday, August 25, 1997. This trademark is owned by SCHERRER INSTRUMENTS, INC.. The SI trademark is filed in the Computer & Software Products & Electrical & Scientific Products, Construction & Repair Services, and Computer & Software Services & Scientific Services categories with the following description:
ELECTRICAL AND ELECTRONIC MEASURING INSTRUMENTS-NAMELY, DIGITAL CLOCKS, HIGH VOLTAGE CALIBRATORS, AUTOMATIC ISODOSE CONTOUR PLOTTERS, AND ELECTRONIC FLASH CARD DEVICES
SERVICES OF REPAIRING ELECTRICAL AND ELECTRONIC INSTRUMENTS AND MANUFACTURING ELECTRICAL AND ELECTRONIC INSTRUMENTS TO CUSTOMER REQUIREMENTS-NAMELY, DIGITAL CLOCKS, HIGH VOLTAGE CALIBRATORS, AUTOMATIC ISODOSE CONTOUR PLOTTERS, OSCILLOSCOPES, CHART RECORDERS, FREQUENCY COUNTERS, MULTIMETERS, AUDIO TEST EQUIPMENT, CENTRAL OFFICE TELEPHONE TEST EQUIPMENT, TWO-WAY RADIOS, HEAVY INDUSTRIAL ELECTRONIC EQUIPMENT USED IN MANUFACTURING AND MAINTENANCE, AND ELECTRICAL INDICATING INSTRUMENTS-NAMELY, AMMETERS, VOLTMETERS, WATTMETERS, PHASE ANGLE METERS, FREQUENCY METERS, SOUND LEVEL METERS, AND CONTROL METERS
SERVICES OF CALIBRATION OF ELECTRICAL AND ELECTRONIC INSTRUMENTS AND DESIGN OF ELECTRICAL AND ELECTRONIC INSTRUMENTS TO CUSTOMER REQUIREMENTS-NAMELY, DIGITAL CLOCKS, HIGH VOLTAGE CALIBRATORS, AUTOMATIC ISODOSE CONTOUR PLOTTERS, OSCILLOSCOPES, CHART RECORDERS, FREQUENCY COUNTERS, MULTIMETERS, AUDIO TEST EQUIPMENT, CENTRAL OFFICE TELEPHONE TEST EQUIPMENT, TWO-WAY RADIOS, HEAVY INDUSTRIAL ELECTRONIC EQUIPMENT USED IN MANUFACTURING AND MAINTENANCE, AND ELECTRICAL INDICATING INSTRUMENTS-NAMELY, AMMETERS, VOLTMETERS, WATTMETERS, PHASE ANGLE METERS, FREQUENCY METERS, SOUND LEVEL METERS, AND CONTROL METERS