Trademark Overview
On Wednesday, February 23, 1955, a trademark application was filed for AIRCHANGER with the United States Patent and Trademark Office. The USPTO has given the AIRCHANGER trademark a serial number of 71682179. The federal status of this trademark filing is EXPIRED as of Monday, December 9, 1996. This trademark is owned by PARKS-CRAMER COMPANY. The AIRCHANGER trademark is filed in the Environmental Control Instrument Products category with the following description:
SYSTEM OF FORCED VENTILATION USED IN CONJUNCTION WITH DIRECT HUMIDIFICATION UNDER AUTOMATIC HUMIDITY AND TEMPERATURE CONTROL AND APPARATUS AND ACCESSORIES PERTAINING THERETO