Derwent Innovations Index Database will be on trial access until 16 March 2017.

Derwent Innovations Index, which provides cross-referencing on Web of Science resources, includes over 40 million patents all the details about inventions (explanations, drawings, schematics, chemical structures, genetic chains).

URL: http://webofknowledge.com/DIIDW

Please use VPN (http://faq.cc.metu.edu.tr/groups/vpn-service) service for remote access to database.

Please share your comments and suggestions about the database by filling out the form located at http://lib.metu.edu.tr/trial-database-evaluation-form#