Granted Patent
Utility
US 4,809,969 · App. 06/919,896
Automatic document feeder and registration system therefor
Inventors:
Francis M. Bastow, William C. Hoffman
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Oct 16, 1986
Inventors
Francis M. Bastow
William C. Hoffman
Assignee (at issue)
Savin 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.