STN

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STN® - The choice of patent experts

As the premier single source for the world's disclosed scientific and technical research, intellectual property professionals and patent examiners at the world's major patent offices and research organizations rely on STN to answer business critical questions and make informed decisions.

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Unique Content

STN provides an information advantage. Only STN offers access to the world's scientific information on one integrated platform, including the authoritative chemistry content from CAS and patent content from Thomson Reuters' Derwent World Patents Index®.

Unparalleled Power and Precision

The robust search features of STN give you the flexibility to search as broadly or narrowly as you need, with unique tools and features that specifically address the challenges of searching and analyzing sci-tech, chemical and patent information.

Proven Reliability

STN goes beyond content and tools. As your partner with more than 30 years of dedicated service to professional searchers, we care about the quality of your search results and are ready to help when you need us.

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Learn More About STN

STNews - What's New on STN

  February 9, 2015 | Major New STN Release Delivers
  Essential Biomedical and Patent Content to IP
  Professionals
 
  January 26, 2015
| Annual MEDLINE Reload on STN
  Features Enhanced Clinical Trial Information and the
  2015 MeSH Thesaurus

  January 23, 2015
| STN Launches New Pricing
  Option for Information Brokers: Search Service
  Value Pricing


View or sign-up for STNews e-Newsletter

STN Training

Training Events
 
  March 26, 2015
  10:00 am EDT
  Substance and Chemical Structure Searching in
  CAS REGISTRY and DCR on new STN


Register for the above training classes here

  May 7, 2015
  9:00 am - 3:00 pm EDT
  STN Patent Forum
  Register

STN Support