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)
- DWPI Standard Acronyms
- DWPI Standard Activity Terms – list of standard terms used in the Activity section of the DWPI abstract.
- DWPI Patent Assignee Codes
- Search for DWPI Patent Assignee Codes
- DWPI Title Terms
- DWPI Classification System
- DWPI Classification Guide
- DWPI Manual Codes
- Chemistry Indexing
- Polymer Indexing
- DWPI ProQuest Prosheet
- DWPI STN User Guide
Derwent Patents Citation Index (DPCI)