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
View STN Digital Brochure

STN News - What's New on STN

 
   July/August, 2015 | Latest New STN Release Features
   Eight New Databases Including MARPAT from CAS for
   Markush Structure Searching
   
   June, 2015 | CAS REGISTRY – 50 Years Strong, 100
   Million Substances Driving Your Research
 
  
 May, 2015 | Conference Overview: PIUG 2015 Annual
   Meeting

 

View or sign-up for STN News e-Newsletter

STN Training

Training Events

    Searching the DWPI Chemistry Resource (DCR)
    database on the new STN platform
      September 24, 9:00am EDT
      September 24, 2:00pm EDT

    MARPAT on new STN
      September 29, 1:00pm EDT

Click here to Register

    STN Patent Forum
      October 12, 9:00am - 4:00pm EDT
      NE PIUG Meeting, New Brunswick NJ

Click here to Register for the STN Patent Forum

STN Support