Trademark Overview
On Monday, July 17, 1922, a trademark application was filed for VISKALT with the United States Patent and Trademark Office. The USPTO has given the VISKALT trademark a serial number of 71167017. The federal status of this trademark filing is EXPIRED as of Friday, January 10, 1986. This trademark is owned by RICHARDSON COMPANY, THE. The VISKALT trademark is filed in the Non-Metallic Building Material Products category with the following description:
BITUMINOUS COMPOSITIONS USED SEPARATELY AND AS A BINDER, FILLER, COATING, AND INGREDIENT WITH OTHER MATERIALS