There are many patent query and patent download websites. The following are some common website examples:

1. China and multinational patent examination information query

Website: ipa. gov.cn/. This platform provides Chinese and multinational patent examination information inquiries, covering invention patent applications and examination information from the China State Intellectual Property Office, the European Patent Office, the Japan Patent Office, the Korean Intellectual Property Office, the United States Patent and Trademark Office and other institutions, achieving a one-stop multi-national Patent search service.

2. China Patent Announcement

Website: ipa.gov.cn. Users only need to enter the patent name, patent number or keywords in the search area to quickly search for relevant patents and download them for free.

3. Patent information service platform

Website: ipr.com/. The platform was built by Intellectual Property Publishing House and provides special search services such as the full text of Chinese patents, expired patents and operational information. Users can also customize private patent libraries to monitor the latest patent developments in real time.

4. China Patent Network

Website: patent.com/. This is a patent information service platform launched by China Patent Technology Development Corporation. It integrates patent search functions and the release of patent-related dynamic information to provide users with comprehensive patent services.

5. National Important Industrial Patent Information Service Platform

Website: ipa.gov.cn/. This platform is led by the State Intellectual Property Office and focuses on providing public welfare patent information services to ten key industries to help industrial development and innovation.

The above is an introduction to "

What are the patent query and patent download websites?" I hope it will be helpful to you.