Trademark Overview
On Thursday, January 19, 1961, a trademark application was filed for CALIGNUM with the United States Patent and Trademark Office. The USPTO has given the CALIGNUM trademark a serial number of 72112116. The federal status of this trademark filing is EXPIRED as of Wednesday, July 29, 1987. This trademark is owned by H. A. CALAHAN, INC.. The CALIGNUM trademark is filed in the Non-Metallic Building Material Products category with the following description:
LIQUID PLASTIC FILLER FOR RESTORING STRENGTH TO ROTTED WOODEN PLANKS AND TIMBERS