Granted Patent
Utility
US 6,295,521 · App. 09/109,327
Travel planning system
Inventors:
Carl G. DeMarcken, Jeremy Wertheimer
Patented Case
View Patent ↗
Granted: Sep 25, 2001
Filed: Jul 2, 1998
Inventors
Carl G. DeMarcken
Jeremy Wertheimer
Assignee (at issue)
ITA Software, 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.