(19)
(11) EP 2 813 055 A1

(12)

(43) Date of publication:
17.12.2014 Bulletin 2014/51

(21) Application number: 13746645.4

(22) Date of filing: 11.02.2013
(51) International Patent Classification (IPC): 
H04L 29/06(2006.01)
H04L 9/32(2006.01)
 H04L 29/08(2006.01)
(86) International application number:
PCT/US2013/025629
(87) International publication number:
WO 2013/120100 (15.08.2013 Gazette 2013/33)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 10.02.2012 US 201261597679 P
08.02.2013 US 201313763002

(71) Applicant: Contentguard Holdings Inc.
Wilmington, DE 19808 (US)

(72) Inventors:
  • RALEY, Michael
    Downey, CA 90242 (US)
  • CHEN, Eddie, J.
    Rancho Palos Verdes, CA 90275 (US)

(74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser 
Leopoldstrasse 4
80802 München
80802 München (DE)

   


(54) METHOD, APPARATUS, AND COMPUTER-READABLE MEDIUM FOR CONTENT ACCESS AUTHORIZATION