The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 2023
Filed:
Jun. 13, 2019
Mastercard International Incorporated, Purchase, NY (US);
Dave Sylvester, Brentwood, GB;
John Beric, London, GB;
James David Sinton, Leigh-On-Sea, GB;
Duncan Garrett, London, GB;
David Anthony Roberts, Warrington, GB;
Emil Johan Sjoberg, New York, NY (US);
MASTERCARD INTERNATIONAL INCORPORATED, Purchase, NY (US);
Abstract
A transaction device is described. The device comprises storage configured to store a first data record comprising first value data and a unique identifier associated with one other device; communications circuitry configured to receive an identifier and second value data from a device; and control circuitry configured to compare the received identifier with the unique identifier and in the event of a positive comparison, the control circuitry is further configured to update the stored first value data in accordance with the exchanged second value data.