Serial Number
71487735
Owner
MATHEWSON CORPORATIONFirst Use Date
May 9, 1945
Filing Date
Aug 29, 1945
HARBORMASTER Trademark
Serial Number: 71487735 • Registration: 0426795
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
August 29, 1945
Registration Date
January 14, 1947
First Use Anywhere
May 9, 1945
First Use in Commerce
May 9, 1945
Cancellation Date
August 17, 2009