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:
Nov. 25, 2025
Filed:
May. 24, 2022
Scalar, Inc., Tokyo, JP;
Hiroyuki Yamada, Kamakura, JP;
SCALAR, INC., Tokyo, JP;
Abstract
A data management system constituted of first and second computer systems includes a client, and first and second servers which execute a same decision function with respect to identical transaction requests. The first server is provided in the first computer system and the second server is provided in the second computer system. For each transaction request, in an ordering phase, the second server orders a transaction request from the client into a strict serializable partial order, in a commit phase, the first server executes a transaction in accordance with the transaction request from the client in the partial order and returns to the client a first response, and in a validation phase, the second server executes a transaction in accordance with the transaction request from the client in the partial order and returns to the client a second response.