Serial Number
71680791
Owner
PENNSYLVANIA GLASS SAND CORPORATIONAttorney
Sean D. JohnsonFirst Use Date
Oct 20, 1954
Filing Date
Jan 31, 1955
SUPERSIL Trademark
Serial Number: 71680791 • Registration: 0644956
Trademark Classes
Owner Contact Info
Legal Representation
Trademark Details
Filing Date
January 31, 1955
Registration Date
May 7, 1957
First Use Anywhere
October 20, 1954
First Use in Commerce
October 20, 1954
Cancellation Date
March 16, 2020
Goods & Services
CRYSTALLINE SILICA