Granted Patent
Utility
US 5,385,243 · App. 07/886,133
Modular system for automatically staging letters in connection with a letter sorting machine
Inventors:
Billy R. Jackson, James P. Hrica, Dennis G. Hueman, Rodney O. Kirby
Patented Case
View Patent ↗
Granted: Jan 31, 1995
Filed: May 20, 1992
Inventors
Billy R. Jackson
James P. Hrica
Dennis G. Hueman
Rodney O. Kirby
Assignee (at issue)
Harnischfeger Engineers, 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.