Granted Patent
Utility
US 6,121,960 · App. 08/919,527
Touch screen systems and methods
Inventors:
David W. Carroll, James Carroll, Steven V. Case
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Aug 28, 1997
Inventors
David W. Carroll
James Carroll
Steven V. Case
Assignee (at issue)
Via. 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.