Trademark Overview
On Wednesday, October 22, 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 73066715. The federal status of this trademark filing is EXPIRED as of Tuesday, November 11, 1997. This trademark is owned by SHERWOOD INSTRUMENTS, INC.. The SI trademark is filed in the Medical Instrument Products category with the following description:
DENTAL EQUIPMENT-NAMELY, INSTRUMENT SUPPORT AND CONTROL HEADS, INSTRUMENT SUPPORT AND DELIVERY ARMS, FOOT-OPERATED INSTRUMENT SPEED CONTROLS, JUNCTION BOXES, AND CUSPIDORS, THE FOREGOING COMPONENTS BEING SOLD BOTH INDIVIDUALLY AND COLLECTIVELY AS AN INSTRUMENT CONTROL SYSTEM