Trademark Overview
On Thursday, June 3, 1971, a trademark application was filed for PERMU RO with the United States Patent and Trademark Office. The USPTO has given the PERMU RO trademark a serial number of 72393871. The federal status of this trademark filing is EXPIRED as of Monday, December 20, 1993. This trademark is owned by SYBRON CORPORATION. The PERMU RO trademark is filed in the Environmental Control Instrument Products category with the following description:
REVERSE OSMOSIS APPARATUS INCLUDING SEMIPERMEABLE MEMBRANES ARRANGED IN MODULES USED IN WATER AND WASTE TREATMENT