New STN Revolutionizes Patent Searching

The new STN® platform delivers essential value-added content from CAS databases and Clarivate Analytics' Derwent World Patent Index, along with global full-text patent information and databases spanning key areas of science and technology, in an intuitive interface designed for professional IP searching. Leveraging cutting-edge technology, new STN revolutionizes patent searching by making it possible to explore the high-quality content STN offers to quickly find answers and develop unique insights.

"The new STN platform is very fast, and can handle almost any query that an information professional can throw at it. It opens up an entirely new class of questions that can be explored."  To read more, click here.
                                      Tony Trippe, Managing Director, Patinformatics, LLC

New STN now offers MARPAT® from CAS and Derwent Markush Resource (DWPIM) from Clarivate Analytics together on a single platform, delivering the first ever unified Markush solution. Other recent updates include export support for Excel®, advances in Markush assembly of MARPAT results, Derwent superatoms for more precise DWPIM searches, and more. Click here to find out about the latest release.

New STN is currently available to all fixed-fee, Global Value Pricing and Search Service Value Pricing customers at



New STN improves efficiency and enhances your search experience with:

  • Project-oriented workflow
  • Enhanced search power and faster search execution
  • Simultaneous query and results interaction
  • Integrated real-time analysis


The intuitive interface provides an efficient search experience with a project-oriented workflow.



Cutting-edge technology delivers unparalleled search power and specialized features that empower you to answer business-critical questions fast.

STN Flexible Options for Searching


New STN offers unique features such as the Extended Patent Family Table that incorporates patent information from CAplusSM, Derwent World Patents Index, INPADOC and full-text databases to quickly provide a complete view of an invention.



​Integrating generic and exemplified structure search with the premier collections of chemical patent and non-patent literature, new STN offers an unsurpassed chemical IP search solution.

Markush Structure Example


New STN News

  • Search history enhancements and expanded database content highlight latest release of new STN (April 2017) 
  • Latest release of new STN extends Export to Excel support to 28 more databases (October 2016)
  • Export to Excel, dramatic advances in assembly of MARPAT search results and Derwent superatoms highlight latest release of new STN (June 2016)
  • New STN enhances search functionality, workflow and efficiency (December 2015)
  • New STN offers first ever unified Markush solution with the release of Derwent Markush Resource from Thomson Reuters and availability of MARPAT® from CAS (November 2015)
  • BizInt Smart Charts and new STN collaboration extends and optimizes intellectual property search workflow (September 2015)
  • New STN breaks ground with Markush structure search, more export formats and seven additional databases (August 2015)
  • New STN delivers essential biomedical and patent content, extending the benefits of the new platform to more search types and users (February 2015
  • New STN expands global patent coverage and enhances search capabilities (July 2014)
  • New STN platform enhancements available, increase efficiency of search workflow (March 2014)
  • Version Two of New STN delivers global patent content and new features (December 2013)
  • Launch of Version One of New STN (July 2013)


Please note the classic STN platform remains available and fully supported.     Learn More About STN


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