Trip planner optimizing travel itinerary selection conforming to individualized travel policies
Patent 5021953 Issued on June 4, 1991. Estimated Expiration Date: 
March 12, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 12, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2910238 2995729 InventorsAssigneeApplicationNo. 492260 filed on 03/12/1990US Classes:705/6Coordination of plural reservations (e.g., plural trip segments; transportation and accommodation, etc.)ExaminersPrimary: Fleming, Michael R.Assistant: Hayes, Gail O. Attorney, Agent or FirmForeign Patent References
International ClassG06F 015/26AbstractA travel planner system automatically constructs itineraries with available seats for a traveler's trip request which conform to pre-stored reasonableness standards which includes a satisfactory check on whether a connecting flight distance exceeds that of a possible direct flight by a preset distance or ratio. The system finds the fares in a process which includes constructing sum-of-segments fares for each such itinerary which are valid under all the applicable airline tariffs and rules, finds itinerary-with-fare combinations acceptable in terms of cost and convenience to the traveler in accordance with an individualized travel policy of the traveller, and displays at least some of the itineraries by departure or arrival time.Other References
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