IP Library Granted Patent US 6,442,637
Granted Patent Utility
US 6,442,637 · App. 09/374,058

Expandable mobile computer system

Inventors: Jeffrey C. Hawkins, Peter Skillman, Michael Glynn Wise, John Raff, Daniel Kim, Dennis J. Boyle, Charles R. Lewis, Jr.
Patented Case View Patent ↗
Granted: Aug 27, 2002 Filed: Aug 12, 1999
Inventors
Jeffrey C. Hawkins
Peter Skillman
Michael Glynn Wise
John Raff
Daniel Kim
Dennis J. Boyle
Charles R. Lewis, Jr.
Assignee (at issue)
Handspring, 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.

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Quick Facts
Patent No.
US 6,442,637
App. No.
09/374,058
Filed
1999-08-12
Granted
2002-08-27
Kind
B1