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New on STN

July 2014

Latest release of new STN now available, expands global patent coverage and enhances search capabilities

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

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ICIC 2014, Heidelberg, 12.-14. Oct

EPOPIC - EPO Patent Information Conference, Warsaw, 04.-06. Nov

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.