U.S. Patent 10942920 was awarded to Advanced New Technologies Co., Ltd. on March 09, 2021 and is entitled “Service processing system and method based on blockchain.” The first named inventor is Zhenyu Wang of Shenzhen, . The abstract contains an overview of the patent disclosure:

Methods, systems, and apparatus, including computer programs encoded on computer storage media, for blockchain-based file querying are provided. One of the methods includes: receiving a query request for a target file, the query request comprising identification information of a user and the target file; obtaining the target file based on the identification information of the user and the target file; providing a query page of the target file, the query page comprising interactive elements for selecting whether to upload the target file to a blockchain; receiving a user selecting to upload the target file to the blockchain; hashing the target file to generate a digital digest; signing the digital digest according to an asymmetric encryption algorithm using a private key associated with a cryptographic key pair to obtain a digital signature; and uploading the target file, the digital signature, and a public key associated with the cryptographic key pair. Link to Full Patent

This blockchain patent was originally filed on May 28, 2020  as U.S. Patent Application 16/886686 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10942920. The primary examiner was Jayesh M Jhaveri.

Advanced New Technologies Co., Ltd., who is the original assignee of this patent, has at least 1031 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.

Select IP monitors top patents and patents which have been allowed and granted worldwide. We are experts in patent law with experience blockchain technology and IP law and intellectual property law as it pertains to blockchain technology and cryptocurrency patents. If you are interested in connecting with an IP law attorney or patent law attorney, please contact us via the contact form.

Patentability Searches – Determine the patentability of your inventions.
Freedom to Operate Searches & Opinions – Identify patents may give you potential infringement issues (including in the recording, communication or information retrieval equipment field).
Non-Infringement Opinions – Determine if your product infringes a competitor’s patent.
Patent Invalidity Searches & Opinions – Find prior art to invalidate a competitor’s patent.
U.S. Provisional Patent Applications – Receive cost-effective “patent pending” status for your invention.
U.S. Non-Provisional Patent Applications (Utility) – Apply for patent protection on the structural and functional aspects of your invention.
U.S. Design Patent Applications – Apply for patent protection on the ornamental appearance of your invention.