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:
Apr. 14, 2026
Filed:
Jun. 10, 2022
Walmart Apollo, Llc, Bentonville, AR (US);
Lingyun Hu, Brooklyn, NY (US);
Anand Banik, Rogers, AR (US);
Harika Addagada, Bentonville, AR (US);
Coran J. Coley, Bentonville, AR (US);
Zachary Bell, Rogers, AR (US);
Pushparaj Parab, Bentonville, AR (US);
Haritha Gunawardana, Piscataway, NJ (US);
Weihong Ou, Bentonville, AR (US);
WALMART APOLLO, LLC, Bentonville, AR (US);
Abstract
Methods and systems for controlled data sharing are provided. A method includes: communicating, as a first node of a supply chain distributed ledger, with a second node and a third node of the ledger, the nodes corresponding to a first entity, a second entity, and a third entity in a supply chain; storing, with a data management module, a hash of a public version of a contract between the first entity and the second entity; replicating the hash of the public version of the contract to the ledger; sharing a private version of the contract between the first and second nodes; storing a hash of a public version of a purchase order between the first entity and the third entity; replicating the hash of the public version of the purchase order to the ledger; and sharing a private version of the purchase order between the first and third nodes.