Granted Patent
Utility
US 6,603,406 · App. 09/994,269
Method and apparatus for detecting and responding to an absence of journey-related information
Inventors:
Shrirang Jambhekar, David John Wheatley, William F. Zancho, Leslie G. Seymour
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Nov 26, 2001
Inventors
Shrirang Jambhekar
David John Wheatley
William F. Zancho
Leslie G. Seymour
Assignee (at issue)
Motorola, 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.