Granted Patent
Utility
US 5,638,501 · App. 08/060,572
Method and apparatus for displaying an overlay image
Inventors:
Michael L. Gough, Daniel S. Venolia, Thomas S. Gilley, Greg M. Robbins, Daniel J. Hansen, Jr., Abhay Oswal, Tommy H. Tam
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: May 10, 1993
Inventors
Michael L. Gough
Daniel S. Venolia
Thomas S. Gilley
Greg M. Robbins
Daniel J. Hansen, Jr.
Abhay Oswal
Tommy H. Tam
Assignee (at issue)
Apple Computer 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.