U.S. Patent 10848322 was awarded to Cable Television Laboratories, Inc. on November 24, 2020 and is entitled “System and method for distributed PKI root.” The first named inventor is Darshak Thakore of Broomfield, CO. The abstract contains an overview of the patent disclosure:

A public key infrastructure (PKI) ecosystem includes a first organization computer system having a first processor, a first memory, and a first organization process including instructions that are (i) encoded in the first memory, and (ii) executable by the first processor. The ecosystem further includes a second organization computer system having a second processor and a second memory, a digital ledger, and domain name system security extensions (DNSSEC). When executed, the first instructions cause the first processor to create at least one public/private PKI keypair for a first domain name, in the DNSSEC, register the first domain name and create a certificate authority (CA), register the CA in the blockchain, using the CA, create a certificate for a first entity, register the certificate in the blockchain and/or the DNSSEC, and assert, to the second organization computer system, trust in the first entity based on the registered certificate. Link to Full Patent

This blockchain patent was originally filed on March 26, 2018  as U.S. Patent Application 15/935533 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10848322. The primary examiner was Gary S Gracia.

Cable Television Laboratories, Inc., who is the original assignee of this patent, has at least 470 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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