(19)
(11) EP 1 159 825 A1

(12)

(43) Date of publication:
05.12.2001 Bulletin 2001/49

(21) Application number: 00915929.4

(22) Date of filing: 01.03.2000
(51) International Patent Classification (IPC)7H04N 5/445
(86) International application number:
PCT/US0005/183
(87) International publication number:
WO 0052/928 (08.09.2000 Gazette 2000/36)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 01.03.1999 US 122760 P

(71) Applicant: Index Systems, Inc.
Tortola, British Virgin Islands (VG)

(72) Inventors:
  • SCHOAFF, Peter, Christopher
    Westford, MA 01844 (US)
  • RALLIS, James, A.
    Burlington, MA 01803 (US)
  • SUTTON, Jonathon
    Concord, MA 01742 (US)
  • FISHER, Guy
    Somerville, MA 02144 (US)
  • RENNER, Klaus
    Hollis, NH 03049 (US)
  • WHITEHEAD, Wensdy
    Bedford, MA 01730 (US)

(74) Representative: Hale, Peter et al
Kilburn & Strode20 Red Lion Street
London WC1R 4PJ
London WC1R 4PJ (GB)

   


(54) SYSTEM AND METHOD FOR ELIMINATING REDUNDANT LISTINGS IN AN ELECTRONIC PROGRAM GUIDE