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New on STN

July 2014

Retrieved BATCH results in DGENE, USGENE and PCTGEN are now available for 30 days

July 2014

CHEMCATS (Chemical Catalogs Online) on STN Enhanced with New Search and Display Fields and More Frequent Updates

June 2014

New Emtree Release Includes Changes in Cell Line Terminology

Meet us at

ICIC 2014, Heidelberg, 12.-14. Oct

5. IP Service World, Munich, 24.-25. Nov

STN User Meetings

Espoo, 21.08.2014
Bern, 21.10.2014
Essen, 28.10.2014

DWPI: US National Patent Classification thesaurus added

22. March 2010

US National Patent Classifications are being added to the DWPI database (files WPINDEX/WPIDS/WPIX) for some time already. Now a thesaurus is being made available to make navigating through the maze of codes easier. For available relationships see HELp RCO.

For further particulars please refer to our Help Desk.