Patent & Non-Patent Literature Searches

Patent Search Tools

Espacenet – Accessible to beginners and experts, Espacenet contains data on more than 90 million patent documents from around the world. Supporting information can help you understand whether a patent has been granted and if it is still in force.

Free Patents Online (SumoBrain Solutions) – a fast, free, search engine with fairly advanced capabilities to search for a patent.

Google Patents – Search and read the full text of patents from around the world; translated; plus technical papers and books, organized and labeled automatically; search for prior art, all in one place.

Patent Inspiration – The database contains 76 million patents and is updated weekly. We have bibliographic data from over 90 countries and have millions of pages in full text. Limited features in the free tool.
Over 50 advanced analyses, full text semantic searches, importing from Excel or CSV, a citation explorer, alerts, exports, advanced usage statistics and full email support. All from 99 euro/month.

Patentscope – The PATENTSCOPE database provides access to international Patent Cooperation Treaty (PCT) applications in full text format on the day of publication, as well as to patent documents of participating national and regional patent offices.  The information may be searched by entering keywords, names of applicants, international patent classification and many other search criteria in multiple languages.

The Lens – The Lens is an open global cyberinfrastructure to make the innovation system more efficient and fair, more transparent and inclusive. Using The Lens you can search for patents that cite specific authors in the scientific literature.

See-the-Forest – Search and patent mapping tool for US patents and patent applications.

Non-Patent Literature (NPL) Research

Crossref – Search the metadata of 84,940,041 journal articles, books, standards, datasets & more.

Google Scholar – Google Scholar provides a simple way to broadly search for scholarly literature. From one place, you can search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites.

Octimine – The octimine platform is a free semantic search engine which provides access to more than 37 Million full-text patent documents from the EP, US and WO databases, dating from 1890 to the present. It also contains patent citations & references and legal status data on patents from over 90 countries, which are being weekly updated.
It’s extremely intuitive interface enables users to aggregate results and immediately identify similarities between documents. Users can also save searches for later use, create notes, and easily export & share documents with team colleagues and friends.

PubMed – PubMed comprises more than 26 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites.

Wiley Online LibraryWiley Online Library hosts the world’s broadest and deepest multidisciplinary collection of online resources covering life, health and physical sciences, social science, and the humanities. It delivers seamless integrated access to over 6 million articles from over 1500 journals, over 19,000 online books, and hundreds of reference works, laboratory protocols and databases.

Other Research Resources

Patent Searching 101: A Patent Search Tutorial – ……2/id=59308/

Jul 11, 2015 – There is also another excellent (and free) site that you should use when searching – Free Patents Online. Whenever I search tend to use Free …

United States patent law – Wikipedia

Under United States law, a patent is a right granted to the inventor of a (1) process, machine, article of manufacture, or composition of matter, (2) that is new, useful, and non-obvious. A patent is the right to exclude others from using a new technology.


Disclaimer: The information provided in this site is not legal advice, but general information on legal issues commonly encountered. FRESCO Services LLC is not a law firm, doesn’t provide legal advice or legal services, and is not a substitute for services of an attorney familiar with your situation.