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WIPO Pearl

WIPO’s multilingual terminology portal gives access to scientific and technical terms derived from patent documents. It helps promote accurate and consistent use of terms across different languages, and makes it easier to search and share scientific and technical knowledge.  Find out more in our user guide.

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Video: An introduction to WIPO Pearl

Key features

  • Developed by WIPO language experts and terminologists.
  • Currently contains some 15,500 concepts and over 100,500 terms and is constantly growing.
  • 10 languages – Arabic, Chinese, English, French, German, Japanese, Korean, Portuguese, Russian and Spanish.
  • All the content has been validated and given a term reliability score.
  • If there is no equivalent in the target language in the database, WIPO’s machine translation engine may offer you a translation proposal.
  • Integrated with PATENTSCOPE so you can search the entire PATENTSCOPE corpus for terms and their equivalents in other languages.

Related links

Patent information

Patent searching

Filing patents

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