Trademark Overview
On Wednesday, June 11, 1924, a trademark application was filed for SPIROFIN with the United States Patent and Trademark Office. The USPTO has given the SPIROFIN trademark a serial number of 71198398. The federal status of this trademark filing is EXPIRED as of Friday, January 10, 1986. This trademark is owned by CARRIER CONSTRUCTION COMPANY, INC.. The SPIROFIN trademark is filed in the Environmental Control Instrument Products category with the following description:
TUBULAR RADIATORS OR HEATERS