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:
Mar. 29, 2022
Filed:
Mar. 25, 2019
Toyota Motor North America, Inc., Plano, TX (US);
Mathew D. Gardner, Lewisville, TX (US);
Shravanthi Denthumdas, Frisco, TX (US);
TOYOTA MOTOR NORTH AMERICA, INC., Plano, TX (US);
Abstract
A system and method for tracking and validating value of a vehicle, includes a memory device, a wireless communication device, authentication processor that authenticates the vehicle and generates one or more security keys, and a processor maintaining a token linked to the vehicle that designates the vehicle as a stake. The processor executes instructions to when a condition change event of the vehicle occurs, receive information of a change of state from the vehicle, generate a message including the change of state information, sign the message with a private key, transmit the signed message using the wireless communication device, choosing a node of a blockchain distributed network, evaluating, via the chosen node, the signed message in accordance with distributed contract rules to determine an updated token value and a residual token, and receive and maintain the updated token value and the residual token.