×

Interactive television program guide system for determining user values for demographic categories

  • US 20050155056A1
  • Filed: 08/20/2004
  • Published: 07/14/2005
  • Est. Priority Date: 05/15/1998
  • Status: Active Grant
First Claim
Patent Images

1-17. -17. (canceled)

View all claims
  • 17 Assignments
Timeline View
Assignment View
    ×
    ×