Owner Corestreet, Ltd.

Inventors Reyzin, Leo; Engberg, David; Sinelnikov, Alex; Libin, Phil; Micali, Silvio

Agent Davies Collison Cave

Pub. Number AU-B-2003228468

PCT Number PCT/US03/10748

PCT Pub. Number WO2003/088166

Priority 60/446,149 10.02.03 US; 60/370,867 08.04.02 US; 60/421,756 28.10.02 US; 60/443,407 29.01.03 US; 60/372,951 16.04.02 US; 60/421,197 25.10.02 US; 60/373,218 17.04.02 US; 60/427,504 19.11.02 US; 60/420,795 23.10.02 US; 10/395,017 21.03.03 US; 60/422,416 30.10.02 US; 60/374,861 23.04.02 US

Filing date 8 April 2003

Wipo publication date 27 October 2003

Acceptance publication date 1 October 2009

E05B 49/00 (2006.01) Electric permutation locks

G06K 17/00 (2006.01) Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups , e.g. automatic card files incorporating conveying and reading operations

G06K 19/10 (2006.01) Record carriers for use with machines and with at least a part designed to carry digital markings - at least one kind of marking being used for authentication, e.g. of credit or identity cards

G06Q 20/00 (2006.01) Payment schemes, architectures or protocols

G07C 9/00 (2006.01) Individual entry or exit registers

H04L 9/32 (2006.01) Arrangements for secret or secure communication - including means for verifying the identity or authority of a user of the system