Granted Patent
Utility
US 6,377,932 · App. 09/109,486
Rules validation for travel planning system
Inventor:
Carl G. DeMarcken
Patented Case
View Patent ↗
Granted: Apr 23, 2002
Filed: Jul 2, 1998
Inventor
Carl G. DeMarcken
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.