Patent searching database and patent data analytics services. The database contains full-text data and images of patent diagrams. Includes records from the U.S. (patents, reissue patents, design patents, plant patents, US defensive publications, US Statutory Invention Registration (SIR), and applications), Europe (patents and applications), Japan (patent documents and abstracts) and WIPO (PCT). Full-text is not available for some documents of US patents prior to 1976, and for a small number of documents after 1976.