Granted Patent
Utility
US 6,757,001 · App. 09/280,512
Method of using physical buttons in association with a display to access and execute functions available through associated hardware and software
Inventor:
David E. Allport
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Mar 30, 1999
Inventor
David E. Allport
Assignee (at issue)
Research Investment Network, 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.