Granted Patent
Utility
US 6,745,937 · App. 09/847,892
Low-power hand-held transaction device
Inventors:
Joseph F. Walsh, David H. Boydston
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: May 2, 2001
Inventors
Joseph F. Walsh
David H. Boydston
Assignee (at issue)
E-Comm 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.