Derwent World Patents Index

The world's most trusted source of patent information.


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

Intended for

  • Competitive Intelligence Professional
  • Patent Researcher
  • Research & Development Professionals


Gain insights you might otherwise miss and make more confident IP decisions by searching the authoritative and accurate patent data in Derwent World Patents Index® (DWPI℠). DWPI is the world's most comprehensive database of enhanced patent documents. Subject experts from Thomson Reuters correct, analyze, abstract and manually index every patent record, making it easier for you to quickly find the information you need to make informed decisions. Whether you are interested in patents for their technical content, for business planning and development, or for protecting the innovations within your own organization — DWPI gives you the most complete picture possible.


  • Unmatched Global Patent Coverage in English, including the Asia-Pacific region
  • Reliable and enhanced data, featuring clear titles, abstracts summarizing the novelty of the invention, and intellectual corrections to bibliographic errors
  • Unique coding and indexing systems, intellectually and consistently applied across all patent authorities and technologies
  • Celebrating 50 Years as the most trusted source of patent information


  • Find inventions you would otherwise miss, allowing you to avoid costly errors and to make decisions with confidence
  • Save time and money searching uniquely coded and indexed editorially enhanced data from around the world
  • Accelerate review via enhanced titles and abstracts written in English
  • Expedite searching utilizing unique DWPI Manual Codes
  • Invention based records enable users to see worldwide protection for a single invention

Case Study

Whirlpool Corporation Puts A New Spin On Innovation

The century-old Whirlpool Corporation has withstood the test of time, providing consumers around the world with kitchen, laundry and other appliances. It has sustained this success through innovation, the lifeblood that keeps the company relevant to consumers and drives growth. Derwent World Patents Index® (DWPI℠) on Thomson Innovation® is an important part of Whirlpool Corporation’s innovation activities, providing the critical patent data and analysis tools that enable it to offer unique solutions valued by customers and aligned to its brands, sustainable competitive advantage, and superior shareholder value.

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