CAS STNext® – the Choice of Patent Experts

CAS STNext® is the premier single source for searching the world's disclosed scientific and technical research. Providing integrated access to the most current and complete collection of global disclosed patent and non-patent, scientific and technical content, CAS STNext® supports comprehensive retrieval to inform critical business decisions. CAS STNext® puts instant access to over more than 100 diverse data collections at your fingertips, including leading chemistry content from CAS and patent content from Clarivate's Derwent World Patents Index.

CAS STNext® News on STN

Reloaded Japanese Patent Full-Text Database JPFULL provides expanded content and new search options
The patent full-text database JPFULL, covering patent applications, granted patents, utility models, and design patents published in Japan, has been reloaded. Content enhancements and new search options promise additional relevant hits.
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May 2023 Update to Emtree(R) Now Available in Embase(R)
The latest version of the Emtree thesaurus launched in Embase on STNext on May 15, 2023.Emtree is a critical resource for the most updated terminology in biomedicine, pharmacology and medical devices, and is updated three times per year.
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Claim Tags Enhancement Extended to Include WO Patents
Claim tags are now available in CAplus and in the PatentPak
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Expanded Patent Authority Coverage in CA/CAplus Means Access to More Inventions, More Complete Patent Families
As scientific innovation becomes increasingly global, R&D and intellectual property leaders need a more complete view of the innovation landscape and relevant global patent families to support informed discovery and investment decisions.
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