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:
Sep. 16, 2025
Filed:
May. 20, 2022
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Hiroaki Nakamura, Tokyo, JP;
Takaaki Tateishi, Yamato, JP;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 9/00 (2022.01);
U.S. Cl.
CPC ...
H04L 9/3236 (2013.01); H04L 9/3247 (2013.01); H04L 9/50 (2022.05);
Abstract
An example operation may include one or more of receiving, at a data provider, a data file from a data modifier which comprises a modification to an initial content state of a data file, generating a hash value of the initial content state of the data file prior to modification and generating a hash value of a modified content state of the data file after the modification, and transmitting the generated hash values to a blockchain peer node for inclusion within one or more data blocks among a hash-linked chain of data blocks.