CHECKSUM Trademark
Serial Number: 76010432 • Registration: 2467544
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
PEGGY LAUERMAN CHECKSUM INC
PO BOX 3279
ARLINGTON
WA 98223
UNITED STATES
Trademark Details
Filing Date
March 27, 2000
Registration Date
July 10, 2001
First Use Anywhere
May 5, 1988
First Use in Commerce
May 5, 1988
Published for Opposition
April 17, 2001
Cancellation Date
January 14, 2022