Granted Patent
Utility
US 5,334,821 · App. 07/915,470
Portable point of sale terminal
Inventors:
James A. Campo, Fred J. Anderson, Donald Embree, Charles J. Hofstetter, Donald I. Sloan
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Jul 16, 1992
Inventors
James A. Campo
Fred J. Anderson
Donald Embree
Charles J. Hofstetter
Donald I. Sloan
Assignee (at issue)
TELXON CORPORATION
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.