Granted Patent
Utility
US 4,886,941 · App. 07/051,451
Circuit for interfacing mouse input device to computer system
Inventors:
Hedley Davis, Robert Raible
Patented Case
View Patent ↗
Granted: Dec 12, 1989
Filed: May 19, 1987
Inventors
Hedley Davis
Robert Raible
Assignee (at issue)
Commodore Business Machines, Inc.
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.