Trademark Overview
On Friday, March 23, 1973, 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 72452322. The federal status of this trademark filing is EXPIRED as of Monday, December 4, 1995. This trademark is owned by WILLY RUSCH K.G.. The SI trademark is filed in the Medical Instrument Products category with the following description:
TUBING, TUBES, IMPLANTABLE PROSTHESES, SANITARY AND CHIRURGICAL INSTRUMENTS-NAMELY, CATHETERS, CUSHIONS, BAGS, URINALS, PRESSURE BALLS, BOUGIES, PROBES, CANULAE, OESOPHAGUS TUBES, ENEMA TUBES AND INTESTINAL TUBES, ALL MADE OF ELASTIC MATERIAL