Trademark Overview
On Tuesday, March 31, 1964, a trademark application was filed for TONOGRAFILM with the United States Patent and Trademark Office. The USPTO has given the TONOGRAFILM trademark a serial number of 72189973. The federal status of this trademark filing is EXPIRED as of Friday, March 29, 1985. This trademark is owned by AMERICAN BIO-CHEMICAL LABORATORY, INC.. The TONOGRAFILM trademark is filed in the Medical Instrument Products category with the following description:
PROTECTIVE COVER FOR SURGICAL EYE INSTRUMENTS TO PREVENT INFECTION