U.S. Patent 11190525 was awarded to CLOUDMINDS (SHENZHEN) ROBOTICS SYSTEMS CO., LTD. on November 30, 2021 and is entitled “Blockchain system and permission management method thereof.” The first named inventor is Hui Xie of Shenzhen, . The abstract contains an overview of the patent disclosure:

The present disclosure provides a blockchain system and a permission management method thereof. The blockchain system includes a plurality of node groups, group account information of each node group is stored in a block of the blockchain, the group account information includes a permission set of the node group, and each node in the node group has all permissions in the permission set of the node group; and the permissions of the nodes in each node group are controlled by a management node in a parent group of the node group; and the permissions in the permission set of each node group are more than those of the permission set corresponding to a child group of the node group; and the member account information of each node is stored in the block of the blockchain, and the member account information includes the permissions of the node. Link to Full Patent

This blockchain patent was originally filed on August 18, 2017  as U.S. Patent Application 16/316837 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 11190525. The primary examiner was Khalil Naghdali.

CLOUDMINDS (SHENZHEN) ROBOTICS SYSTEMS CO., LTD., who is the original assignee of this patent, has at least 54 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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