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. 08, 2022
Filed:
Nov. 09, 2018
International Business Machines Corporation, Armonk, NY (US);
Guang Han Sui, Beijing, CN;
Peng Hui Jiang, Beijing, CN;
Qin Li, Shanghai, CN;
Jian Hua Zhang, Beijing, CN;
Zhi Jun Wang, Beijing, CN;
Xiao Guang Song, Beijing, CN;
Wu Gen Zhan, Beijing, CN;
Yong Wu, Beijing, CN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
An example operation may include one or more of receiving, by a data server node, requests for data from a plurality of user nodes connected to a blockchain, retrieving, by the data server node, the data from the blockchain, dividing, by the data server node, the data into a plurality of portions and generating copies of the plurality of the portions, changing, by the data server node, at least one bit in each of the copies, encrypting, by the data server node, the copies and recording the copies into blocks on a second blockchain, recording, by the data server node, a plurality of sequence numbers of the blocks, and storing, by the data server node, the plurality of the sequence numbers on a second blockchain to be accessed by the plurality of the user nodes.