WIPO Pearl: Enhanced database

July 7, 2022

The WIPO Pearl database has been updated and now contains nearly 230,000 terms, all validated by WIPO-PCT language experts. In addition, over 25,500 concepts (or 88%) are linked to other concepts in the database, and these relationships can be browsed in our Concept Map Search. Further relationships can be shown in unvalidated “concept clouds” produced via a machine learning algorithm.

Terms related to copyright and related rights

This release includes 158 key concepts related to copyright and related rights, which are provided in 6 languages and comprise in total 1,030 terms. The terms, which can also be explored in WIPO Pearl's concept maps, are derived from the following WIPO treaties:

Collaboration with universities

This release also includes 580 multilingual terminology records comprising over 1,500 terms provided by students at the following universities, following our validation:

We invite universities who are interested in a terminology collaboration of this kind to contact us.