Granted Patent
Utility
US 6,691,029 · App. 10/142,633
System and method for automatically generating a third party notification when a traveler is overdue
Inventors:
Duane C. Hughes, Sarah Blodgett Hughes
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: May 9, 2002
Inventors
Duane C. Hughes
Sarah Blodgett Hughes
Assignee (at issue)
International Business Machines Corporation
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.