Granted Patent
Utility
US 6,486,902 · App. 09/747,224
Two-color thermal printing process
Inventor:
Steven Spano
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Dec 26, 2000
Inventor
Steven Spano
Assignee (at issue)
Axiohm Transaction Solutions, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.