provided by
provided by FIZ Karlsruhe

New on STN

October 2018

Derwent Markush Resource (DWPIM) now available on STNext™ integrated in the classic STN workflow

September 2018

Third Emtree(R) Thesaurus Update Now Available in Embase

May 2018

STN(R) Reflects Second Update to Emtree(R) Thesaurus for 2018

Meet us at

Bund Deutscher Patentanwälte - Herbstseminar, 18.-19. Oct, Hamburg
AIPLA Annual Meeting, 25.-27. Oct, Washington, DC
IP Service World, 26.-27. Nov, Munich

STN User Meetings

Hamburg, 24.10.2018
Prague, 07.11.2018
Madrid, 07.11.2018

This website uses cookies. Matomo is used for the usage analysis. By continuing to use the website, you agree to this. If you object to the usage analysis or would like to learn more about cookies, please click on the privacy policy. Close

Databases on STN International

Your connection to sci-tech and patent information - Unique CONTENT

IP professionals and patent examiners worldwide trust STN® to provide access to the most current and comprehensive collection of the world's disclosed patent and non-patent, scientific and technical content on one platform.

STN offers a breadth of premier resources from the world's most authoritative publishers in chemistry, biomedical, pharmaceutical, intellectual property and engineering disciplines.
STN provides access to the optimal versions of CAS-produced databases, including CAplusSM and CAS REGISTRYSM, in terms of content, timeliness, and updating.

STN sources include journal articles, chemical structures, patents, conference proceedings, dissertations, reactions, biological sequences, polymers and much more:

A world of patent information - STN's unparalleled offer

STN integrates the world’s largest and most important value-add and first level patent databases on one platform. Patent databases on STN are key information resources for determining patentability, state of the art, infringement, and the legal status of the patents. And: Only on STN you can search patent information from Clarivate Analytics, Chemical Abstracts Service, and the European Patent Office’s worldwide Patent Information Resource in one place: Derwent WPI, CAplus, and INPADOCDB/INPAFAMDB.
In addition to these key databases, STN also provides full-text patent databases from the European Patent Office (EPFULL), the United States Patent and Trademark Office (USPATFULL), the World Intellectual Property Organization (PCTFULL), and more.

Unsurpassed substance searching
With REGISTRY, STN provides the world’s most authoritative collection of disclosed substance information, principally from patents and journals, but also from other reliable sources such as chemical catalogs, substance inventories, and collections on the web. In addition, STN provides access to other key substance databases, including CASREACT®, GENESEQ™ (DGENE), USGENE®, MARPAT®, REAXYSFILE, the Derwent Markush Resource (DWPIM), and the Derwent Chemistry Resource (DCR) – making STN the most comprehensive source for substance information.
To support substance content, STN also provides the most robust substance searching capabilities available, including structure, property, sequence, and chemical name searching. When you find your substance of interest, STN also allows you to easily locate related references in the literature.