Patents

  • Derwent Innovations Index
    Provides access to more than 14,800,000 patents with links to cited and citing patents, cited articles, and full-text patent data sources. Access for students and employees at Aarhus University
  • Esp@cnet 
    Free patent information on the internet
  • Google Patents
    Patents and patent applications from all over the world
  • USPTO Patents Database 
    Web site for searching, viewing, and analyzing patent documents. Free access to a wide variety of data collections and patent information
  • Information (and links) on patents 
    Information on Europen and US patents