Granted Patent
Utility
US 4,315,321 · App. 05/916,255
Method and apparatus for enhancing the capabilities of a computing system
Inventors:
William L. Parks, III, Clifford Harwood
Patented Case
View Patent ↗
Granted: Feb 9, 1982
Filed: Jun 16, 1978
Inventors
William L. Parks, III
Clifford Harwood
Assignee (at issue)
The Kardios 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.