Biotechnology
Molecular de-extinction opens possibilities for new antibiotics
Molecular de-extinction revives genes and proteins from ancient sources, and it may hold the key to new antibiotics that fight drug-resistant pathogens.
CAS Patents
Our patent collection is augmented with English titles and abstracts and detailed indexing by CAS scientists, making complex aspects of patent documents, including chemical substances, sequences, Markush structures, assignees, and classification codes, searchable and accessible.
Contact us
Features
Patents published by 109 issuing authorities covering more than 40,000 unique IPC codes in areas including chemistry, pharmaceuticals, consumer goods, processes, materials, engineering, agriculture, and more.
English language titles and abstracts for patents published in 50 languages translated and enhanced by CAS scientists.
Key invention details including substances, reactions, Markush representations, and more indexed by scientists and connected to other relevant data within the CAS Content Collection™.
Consolidated patent family summaries and convenient connections to global full-text patent documents.
Claims text, legal status information, cited references, and examiner citations included for select authorities.
Updated daily, with patent applications from nine major patent issuing authorities available within two days of publication.
Latest from CAS Insights™
Drug Discovery
Emerging drug discovery trends explored in CAS Insights webinar
From microbiome breakthroughs to AI-powered simulations, this CAS Insights webinar recap explores the latest drug discovery trends shaping pharmaceutical research.
Emerging Science
Nobel Prize winners
Discover how Nobel-winning science unfolds—from breakthrough ideas to global recognition. CAS Insights reveals the context, challenges, and impact behind these discoveries.