Information about all US patents (including utility, design, reissue, plant patents and SIR documents) from the first patent issued in 1790 to the most recent issue week.
Contains information about patent applications from around the world. Useful for tracking product development over time or discovering information about emerging products and technology.
The ASSIST database is the official source for specifications and standards used by the Department of Defense. Indexed documents include current and historical military and federal standards and sp...
Technical literature in electrical engineering, computer science, electronics, and related disciplines, from journals, proceedings, letters, standards, from 1988 with select content back to 1913.
The NIST WebBook provides users with easy access to chemical and physical property data for chemical species through the internet. The data provided in the site are from collections maintained by t...
Derwent Innovations Index® on the Web of Science platform facilitates rapid, precise patent searching, letting you conduct patent and citation searches of inventions in chemical, electrical, electr...
Searchable database of patent publications from patent offices around the world,technical documents and books indexed in Google Scholar and Google Books, and documents from the Prior Art Archive.
Free patent searching database for all US patents and patent applications, and other countries such as EPO and Japan. Includes PDF images. Free registration provides features such as saved searches...