U.S. Patent 11037469 was awarded to Advanced New Technologies Co., Ltd. on June 15, 2021 and is entitled “Copyright protection based on hidden copyright information.” The first named inventor is Zhiguo Li of Hangzhou, . The abstract contains an overview of the patent disclosure:

Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for hiding copyright information in printable materials. One of the methods includes generating, by a computing device, a unique identifier (ID) based on copyright information associated with digital content, wherein the copyright information and the digital content are recorded on a blockchain of a blockchain network; determining one or more features associated with one or more printable materials; and converting the unique ID to a digital watermark based on the one or more features, the digital watermark not being apparent to an unaided human eye when printed on the one or more printable materials and enabling retrieval of the copyright information from the blockchain based on the unique ID. Link to Full Patent

This blockchain patent was originally filed on December 13, 2019  as U.S. Patent Application 16/713855 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11037469. The primary examiner was Nelson S. Giddins.

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.

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