Trademark Overview
On Tuesday, April 29, 1952, a trademark application was filed for PROPELLAIR with the United States Patent and Trademark Office. The USPTO has given the PROPELLAIR trademark a serial number of 71628877. The federal status of this trademark filing is EXPIRED as of Monday, August 22, 1994. This trademark is owned by ROBBINS & MYERS, INC.. The PROPELLAIR trademark is filed in the Environmental Control Instrument Products category with the following description:
INDUSTRIAL VENTILATING FANS IN THE NATURE OF EXHAUST FANS AND BLOWERS-NAMELY, BELT DRIVEN FANS, DIRECT DRIVEN FANS, EXTENSION SHAFT FANS, DRUM TYPE DIRECT FANS, AND DRUMLESS DIRECT FANS