Serial Number
72128755
Owner
PHYSICAL SCIENCES CORPORATIONFirst Use Date
Jan 6, 1961
Filing Date
Sep 27, 1961
PSC-DUROCK Trademark
Serial Number: 72128755 • Registration: 0781274
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
September 27, 1961
Registration Date
December 8, 1964
First Use Anywhere
January 6, 1961
First Use in Commerce
January 6, 1961
Goods & Services
CERAMIC MATERIALS FOR ELECTRICAL, THERMAL AND RADIATION TYPES OF INSULATION AND ELECTRIC INSULATED WIRE