U.S. Patent 11184175 was awarded to Hewlett-Packard Development Company, L.P. on November 23, 2021 and is entitled “Systems and methods for using secured representations of location and user distributed ledger addresses to prove user presence at a location and time.” The first named inventor is Michael Reid Tennefoss of Santa Clara, CA. The abstract contains an overview of the patent disclosure:

Implementations of the disclosure are directed to using a distributed ledger network and a location beacon device that transmits a secured representations of a location distributed ledger addresses to prove the presence of a user at a particular location and time. In implementations, a method includes: receiving, at a first time, a first beacon, the first beacon including a first secured representation of a distributed ledger address associated with a location; transmitting the first secured representation of the blockchain address to a server system operating as a node on a distributed ledger network; receiving a request from the server system to obtain, at a second time after the first time, a second secured representation of a distributed ledger address; in response to the request, obtaining a second secured representation of a blockchain address associated with a location; and transmitting to the server system, the second secured representation of the blockchain address associated with the location. Link to Full Patent

This blockchain patent was originally filed on July 30, 2018  as U.S. Patent Application 16/048694 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11184175. The primary examiner was Andrew J Steinle.

Hewlett-Packard Development Company, L.P., who is the original assignee of this patent, has at least 37773 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 0 times by other U.S. patents according to our law firm research, and can be considered an innovative patent in the field of cryptocurrency and blockchain.

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