PROOFMARK Trademark
Serial Number: 76463725 • Registration: 2788477
Trademark Classes
Owner Contact Info
Legal Representation
Trademark Details
Filing Date
November 1, 2002
Registration Date
December 2, 2003
Published for Opposition
September 9, 2003
Cancellation Date
July 4, 2014
Goods & Services
Computer software for generating time-based receipts and certificates to provide evidence of state and time existence for transactions, records, and data sets