Gain insights others might miss

Make confident IP decisions by searching authoritative and accurate patent data


Derwent World Patents Index (DWPI) is the world’s most trusted source of patent information. Featuring global content in English, DWPI is used and trusted by over 40 patent offices worldwide. Subject experts provide clear titles, abstracts summarizing the novelty of the invention, intellectual corrections to bibliographic errors and apply unique coding and indexing.

DWPI gives you the most extensive view of activity in emerging and growing markets by providing the world’s most comprehensive collection of global patent data in English — translated from 29 languages. And, the invention-based records allow you to see the full global protection for a single invention, saving you valuable research time.

Features & Benefits

  • Global patent coverage in English
  • Unique coding and indexing system
  • Enhanced titles and abstracts
  • Trusted by over 40 patent authorities worldwide

Related Blog Posts


Yahoo’s Patents May Not Be Worth That Much At All

Read more >

Law Professors Urge Congress to Take Up Patent Venue Reform

Read more >

Top 100 Global Innovators celebrate in Paris

Read more >