The invention provides an intellectual property integrated service system. A system provides users with intellectual property rights, Delegation application, self-service application and integrated service platform for intellectual property transactions. Users can select different delegation methods in the system to delegate intellectual property services to understand the specific situation of intellectual property service personnel, and directly select intellectual property service personnel who meet their own requirements to delegate; And because of the reduction of many intermediate linksin the process of entrustment, users can directly contact and communicate with the intellectual property service providers, which greatly shortens the business processing cycle; Users can also use thesystem to query intellectual property information to achieve self-writing intellectual property application documents and submit intellectual property applications and intellectual property transactions.