In company innovation research, the number of patent authorizations has not been disclosed in some years. What should be done with this situation? Or is there a free patent data website.
Here are a few free patent data websites where you can search for patent authorizations:
United States Patent and Trademark Office (USPTO): https://www.uspto.gov/The USPTO provides a wealth of patent data for the United States. You can search the USPTO Patent Full-Text and Image Database (PatFT) for granted patents and the USPTO Patent Application Full-Text and Image Database (AppFT) for patent applications.
European Patent Office (EPO): https://www.epo.org/The EPO offers patent information from European countries through its database, Espacenet. You can search for patents and applications in this database, which contains data from over 100 countries.
World Intellectual Property Organization (WIPO): https://www.wipo.int/WIPO's PATENTSCOPE database allows you to search for international patent applications filed under the Patent Cooperation Treaty (PCT). The database covers over 70 million patent documents from around the world.
Google Patents: https://patents.google.com/Google Patents is a search engine that indexes patents and patent applications from various patent offices, including the USPTO, EPO, and WIPO. You can search for granted patents and published patent applications using this platform.
Lens.org: https://www.lens.org/The Lens is a free and open platform that provides patent data from multiple patent offices. It allows you to search, analyze, and visualize patent information, which can be helpful in understanding the number of patent authorizations.
For cases where the number of patent authorizations has not been disclosed in some years, you might need to perform a manual search using the resources mentioned above.