Granted Patent
Utility
US 5,636,348 · App. 08/361,463
Control system for a multiple mode standard parallel port for a personal computer
Inventors:
Clark L. Buxton, Robert A. Kohtz
Patented Case
View Patent ↗
Granted: Jun 3, 1997
Filed: Dec 21, 1994
Inventors
Clark L. Buxton
Robert A. Kohtz
Assignee (at issue)
Zenith Data Systems 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.