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:
Dec. 29, 2020
Filed:
Aug. 11, 2017
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Hiroshi Horii, Tokyo, JP;
Ryo Kawahara, Tokyo, JP;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 16/00 (2019.01); G06F 16/23 (2019.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
G06F 16/2386 (2019.01); G06F 16/23 (2019.01); G06F 16/235 (2019.01); H04L 9/0643 (2013.01);
Abstract
A computer-implemented method for updating a database in a blockchain system to add a block to a blockchain may include: adding an update query to the database as a data item upon receiving the update query to update the database; calculating a hash value based on data items stored in the database, the stored data items including the added data item of the update query; and adding a new block to the blockchain using the hash value.