KEYSTONE
DEAD
Serial Number
71627720
Owner
UNITED STATES STEEL COMPANYFirst Use Date
Jun 30, 1912
Filing Date
Apr 7, 1952
KEYSTONE Trademark
Serial Number: 71627720 • Registration: 0578801
KEYSTONE is a trademark filed by
UNITED STATES STEEL COMPANY
on April 7, 1952. The trademark is classified under Class 6 (Metal Goods).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
April 7, 1952
Registration Date
August 18, 1953
First Use Anywhere
June 30, 1912
First Use in Commerce
June 30, 1912
Filing History
EXPIRED SEC. 9
Jul 29, 1987 EXRG
EXPIRED SEC. 9
Jul 29, 1987 EXRG
EXPIRED SEC. 9
Jul 29, 1987 EXRG
