Granted Patent
Utility
US 6,230,970 · App. 09/064,395
Low-power hand-held transaction device
Inventors:
Joseph F. Walsh, David H. Boydston
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Apr 22, 1998
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.