Granted Patent
Utility
US 5,838,574 · App. 08/540,937
System for controlling feeders of a package assembly apparatus
Inventors:
Larry Olson, James A. Trchka, William T. Montgomery
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Oct 11, 1995
Inventors
Larry Olson
James A. Trchka
William T. Montgomery
Assignee (at issue)
R.R. DONNELLEY & SONS COMPANY
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.