1, China and multinational companies patent examination information query.
Website: ipa.gov.cn/. This platform provides patent examination information inquiry in China and other countries, covering invention patent application and examination information in China National Intellectual Property Administration, European Patent Office, Japanese Patent Office, Korean Patent Office and US Patent and Trademark Office, and realizes one-stop transnational patent inquiry 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, and they can quickly retrieve the relevant patents and download them for free.
3. Patent information service platform
Website: ipr.com/. The platform is built by Intellectual Property Publishing House, and provides special retrieval services such as full-text patents, invalid patents and operation information in China. Users can also customize the private patent library to monitor the latest patent trends in real time.
4. China Patent Network
Website: patent.com/. This is a patent information service platform launched by China Patent Technology Development Company, which integrates patent retrieval function and patent-related dynamic information release to provide users with comprehensive patent services.
5, the national important industrial patent information service platform
Website: ipa.gov.cn/. The platform, led by China National Intellectual Property Administration, focuses on providing public welfare patent information services for ten key industries, helping industrial development and innovation.
The above is about "
What is the introduction of patent inquiry and patent download website? I hope it helps you.