Granted Patent
Utility
US 5,438,435 · App. 08/098,111
Duplex document handler and image forming apparatus
Inventor:
Gary P. Lawniczak
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: Jul 27, 1993
Inventor
Gary P. Lawniczak
Assignee (at issue)
EASTMAN KODAK 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.