Granted Patent
Utility
US 5,796,832 · App. 08/558,091
Wireless transaction and information system
Inventor:
Joseph C. Kawan
Patented Case
View Patent ↗
Granted: Aug 18, 1998
Filed: Nov 13, 1995
Inventor
Joseph C. Kawan
Assignee (at issue)
Transaction Technology, 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.