Granted Patent
Utility
US 6,389,477 · App. 09/241,214
Communication protocol for use with a data acquisition and retrieval system with handheld user interface
Inventors:
Arnulf Simmon, Brett Donahue
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Feb 1, 1999
Inventors
Arnulf Simmon
Brett Donahue
Assignee (at issue)
METROLOGIC INSTRUMENTS, 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.