Granted Patent
Utility
US 5,463,256 · App. 08/250,479
Feeder used with scanner
Inventors:
Oliver Wang, Ben Hou
Patented Case
View Patent ↗
Granted: Oct 31, 1995
Filed: May 27, 1994
Inventors
Oliver Wang
Ben Hou
Assignee (at issue)
Primax Electronics Ltd.
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.