WIPO Pearl 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.
Linguistic Search Concept Map Search API
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Why use WIPO Pearl?
- It's developed by experienced WIPO language experts and terminologists.
- Features ten languages – Arabic, Chinese, English, French, German, Japanese, Korean, Portuguese, Russian and Spanish.
- Features unique concept maps.
- All 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.
- It's integrated with PATENTSCOPE so you can search the entire PATENTSCOPE corpus for terms and their equivalents in other languages.
