Patents Assigned to Keyvelop
  • Patent number: 7716478
    Abstract: For controlling the broadcasting of a digital document, the method brings at least three actors into play. First actor is an originator user computer system wherein a file is generated for containing the digital document, digital conditioning attributes corresponding to at least one predetermined event that is liable to affect the data in future use and information that secures data integrity are associated with the data. Second actor is a future user computer system which causes an occurrence of the predetermined event. Third actor is a remote computer system arranged for detecting the event occurrence by storing digital conditioning attributes and information that secures data integrity without knowledge of the digital document.
    Type: Grant
    Filed: October 17, 2002
    Date of Patent: May 11, 2010
    Assignee: Keyvelop
    Inventors: Marc Viot, Philippe Baumard