China's first blockchain smart contract patent goes to Nanjing

A few days ago, Nanjing-based China Cloud Signing was granted the first domestic core patent for patents in the field of smart blockchain contracts awarded by the State Intellectual Property Office. China Cloud Signing operates the "National Electronic Contract Security Service Platform", which provides enterprises and individuals with electronic paper contract signing and blockchain certificate services in the field of electronic government affairs and commerce. At present, China Cloud Signing possesses more than 20 independent intellectual property rights of electronic contract enterprise standards, and holds national invention patents in three aspects of electronic contract real-name certification, electronic contract signing process, and contract storage verification.