Granted Patent
Utility
US 6,435,679 · App. 09/882,467
Ink jet validation printer
Inventor:
David E. Weeks
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Jun 14, 2001
Inventor
David E. Weeks
Assignee (at issue)
TransAct Technologies Incorporated
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.