How to inquire about invention patents? What are the inquiry methods of invention patents?

How to inquire about invention patents? What are the inquiry methods of invention patents? Patent retrieval is very important. Searching patent design documents through patent retrieval can not only improve our product technology, but also avoid the trend of patent infringement. Inquiries before patent application have a positive effect on patent application. However, applicants who are not often exposed to the relevant contents of patent applications are not very familiar with the methods of patent retrieval. Let's introduce it to everyone. How to inquire about invention patents? What are the inquiry methods of invention patents? 1. China National Intellectual Property Administration patent search: (for China patents) 2. Download the whole patent of China patent, pdf format: China patent application number. Function: 1) patent full text is automatically packaged and downloaded, and the whole patent full text is downloaded at one time without saving page by page. 2) The original patent is based on the public specification of China Patent Office. 3) After the query is selected, the server will carry out background processing and automatically open the download page after completion. If the full text has many pages, the time will be longer. Please be patient. If it is overtime, click the menu bar to refresh and continue downloading. 4) You can download all the patent specifications of 1985 from China Patent Office for free. 5) Fully support the packaging and downloading of application open instructions and authorization instructions. 2. Download world patents \ European patents \ American patents \ Australian patents for free. 3. U.S. Patent 4. Please read f5 carefully before consulting the English version of Japanese patent. How to query the invention patents in the full text of European patents? What are the inquiry methods of invention patents? We are here to answer this question for you. If you have more questions about patent inquiry, you can continue to pay attention to Bajie Intellectual Property or contact us by phone.