Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
Reexamination Certificate
2005-03-29
2005-03-29
Trammell, James P. (Department: 3621)
Data processing: financial, business practice, management, or co
Business processing using cryptography
Secure transaction
C705S026640, C705S051000, C713S156000, C380S029000, C380S029000, C380S029000, C380S030000, C380S044000, C380S044000, C380S051000
Reexamination Certificate
active
06873977
ABSTRACT:
A method and system offer confidential purchase of electronic data which can be used without any need of knowledge in cryptography nor mastery of computer use beyond usual usage of the World Wide Web (WWW). The method and system which guarantee confidentiality as long as there is no collusion between agents working for a large number of reputable companies whose references can be easily checked on the Internet before proceeding to the order. In addition, the method and system allow for guaranteed payment and offer recourse in case of improper delivery.
REFERENCES:
patent: 4405829 (1983-09-01), Rivest et al.
patent: 5420926 (1995-05-01), Low et al.
patent: 20010037253 (2001-11-01), Kensey
patent: 20020059144 (2002-05-01), Meffert et al.
Benjamin Cox, “Maintaining Privacy In Electronic Transactions”, MS Thesis, Information Networking Institute, Carnegie Mellon University, Aug. 1994.*
B. Cox, “Maintaining Privacy in Electronic Transactions”, Carnegie Mellon University, Pennsylvania, Aug. 1994.
Aggarwal Alok
Dubey Pradeep K.
Jutla Charanjit Singh
Kumar Vijay
Martens Marco
Coca T. Rao
Greene Daniel L.
International Business Machines - Corporation
Trammell James P.
Whitman, Curtis & Christofferson P.C.
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