Serial Number
72083371
Owner
HARBISON-WALKER REFRACTORIES COMPANYFirst Use Date
Oct 5, 1959
Filing Date
Oct 16, 1959
FLINTGRAIN Trademark
Serial Number: 72083371 • Registration: 0705429
Trademark Classes
Owner Contact Info
2 GATEWAY CENTER
PITTSBURGH, PA
Entity Type: 03
Trademark Details
Filing Date
October 16, 1959
Registration Date
October 11, 1960
First Use Anywhere
October 5, 1959
First Use in Commerce
October 5, 1959
Cancellation Date
April 1, 2016
Goods & Services
Refractory Material Comprising Calcined Flint Fireclay With or Without Binder for Making Metallurgical Molds and Cores