Serial Number
73040518
Owner
COOPER INDUSTRIES, INC.First Use Date
Nov 2, 1951
Filing Date
Dec 27, 1974
HART-LOCK Trademark
Serial Number: 73040518 • Registration: 1021000
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
December 27, 1974
Registration Date
September 23, 1975
First Use Anywhere
November 2, 1951
First Use in Commerce
November 2, 1951
Cancellation Date
March 16, 2020