Granted Patent
Utility
US 5,689,667 · App. 08/469,913
Methods and system of controlling menus with radial and linear portions
Inventor:
Gordon Kurtenbach
Patented Case
View Patent ↗
Granted: Nov 18, 1997
Filed: Jun 6, 1995
Inventor
Gordon Kurtenbach
Assignee (at issue)
Silicon Graphics, 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.