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:
Aug. 19, 2025
Filed:
Aug. 18, 2020
Applicant:
Nchain Licensing Ag, Zug, CH;
Inventors:
Brock Doiron, London, GB;
Craig Steven Wright, London, GB;
Assignee:
nChain Licensing AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 9/00 (2022.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3247 (2013.01); H04L 9/0838 (2013.01); H04L 9/3242 (2013.01); H04L 9/50 (2022.05);
Abstract
A computer-implemented method of linking a first party and a second party, the method being performed by the first party and comprising: obtaining a first cryptographic public-private key pair comprising a first private key and a corresponding first public key; generating a first shared private key pair known to the first party and the second party; and generating a second cryptographic public-private key pair comprising a second private key and a corresponding second public key, wherein the second private key is generated based on the first private key and the shared private key.