Product logins

Find logins to all Clarivate products below.


DWPI indexing and user guides

To help you use our patent and scientific information effectively, Clarivate produces a range of User Guides, all written by specialists in their field.

User guides for Derwent World Patents Index (DWPI)TM and Derwent Patents Citation Index (DPCI)TM can be downloaded from the links below.

Derwent World Patents Index (DWPI)

Derwent Patents Citation Index (DPCI)