Patents by Inventor Kai Cheung Chan

Kai Cheung Chan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20090265197
    Abstract: A method implemented by a computer allows a user to create an electronic itinerary, parts of which may later be purchased through an electronic reservation system and, at the same time, to find a suitable traveling companion. The method provides compatibility between user itineraries to be determined based upon a classification of activities making up the itineraries. The user may select from compatible itineraries an itinerary and associated subscriber to companion him on a trip. A method is provided for communicating between the user and a selected subscriber to negotiate a shared itinerary.
    Type: Application
    Filed: April 17, 2008
    Publication date: October 22, 2009
    Inventor: Kai Cheung Chan