Serial Number
73386478
Owner
MINE SAFETY APPLIANCES COMPANYFirst Use Date
Aug 23, 1982
Filing Date
Sep 20, 1982
DYNA-LOCK Trademark
Serial Number: 73386478 • Registration: 1274170
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
September 20, 1982
Registration Date
April 17, 1984
First Use Anywhere
August 23, 1982
First Use in Commerce
August 23, 1982
Published for Opposition
January 24, 1984
Cancellation Date
November 1, 2024