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New on STN

February 2020

New legal event data from Croatia, Italy, and Poland in INPADOCDB and INPAFAMDB

January 2020

Changes to Derwent WPI Update numbering and the total number of annual DWPI updates

December 2019

Derwent World Patents Index: Manual Code revision 2020

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The 2020 AI-SDV Conference,
20.-21.Apr, Nice
EPO East meets West, 23.-24.Apr, Vienna
PATINFO 2020, 17.-19.Jun, Ilmenau

STN User Meetings

Munich, 20.05.2020

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Annual Reload of IFI Databases

23. November 2009

The IFI Patent Database (IFIPAT), IFI Comprehensive Database(IFICDB), and IFI Uniterm Database (IFIUDB) have been reloaded on STN.

Search and display enhancements in this reload include addition of the DISPLAY SCAN format to help evaluate usefulness of answer sets. Content enhancements include indexing for more than 70,000 additional published applications, indexing with new terms for various green technology areas such as biofuels and biodegradable polymers, back file posting for new indexing terms, and back file postings for many FDA Orange Book listed patents.

For more information about the IFI databases, refer to the STN Database Summary Sheet index ( or STNGuide.