Granted Patent
Utility
US 4,926,041 · App. 07/383,463
Optical scanner
Inventor:
David W. Boyd
Patented Case
View Patent ↗
Granted: May 15, 1990
Filed: Jul 20, 1989
Inventor
David W. Boyd
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.