Enhanced Derwent Patents Index

On April 3, 2022, a new and enhanced version of the Derwent World Patents Index will become available on STNext. The new DWPI version will fully incorporate DPCI (Derwent Patents Citation Index) data, and DPCI will cease to be a standalone database on STNext. If you run DCR structure searches or if you would like to learn more, please see: https://www.stn-international.com/en/DWPIRelease.pdf