1. Electronic registered users: the basic information of registered users' cases, fee information, review information (providing access and download of graphic files), announcement information and patent authorization certificate information are updated daily;
2. Public users: basic case information, review information and announcement information of public users (applicants, patentees, agencies, etc.). ) updated weekly.
Information inquiry of transnational invention patent examination;
Applications for invention patents accepted by China National Intellectual Property Administration, European Patent Office, Japanese Patent Office, Korean Patent Office and US Patent and Trademark Office and their examination information.
The inquiry window in China National Intellectual Property Administration is charged. If you don't want to generate fees, you can only inquire by yourself or entrust an agency to inquire. In the analysis and judgment of the results of self-inquiry, there will be misjudgment due to poor business, which will easily lead to unsuccessful trademark application. In contrast, principal-agent has many advantages. Patent agencies not only have patent expertise, but also have enthusiasm and thoughtful service to customers. For example, when I search on this website/patent/,it's free.