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American National Standards Institute (ANSI)
Empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.
Institute of Electrical and Electronics Engineers (IEEE)
The world's largest technical professional organization dedicated to advancing technology for the benefit of humanity.
International Standards Organization (ISO)
An independent, non-governmental international organization that shares knowledge and develops International Standards that support innovation and provide solutions to global challenges.
National Center for Science and Engineering Statistics (NCSES)
Statistical data on the U.S. science and engineering enterprise provided by NSF.
U.S. Manual of Classification (Patents)
Contains 400 classes of patents where you can determine the class of your idea by searching keywords. Determine what class/subclass entry is most appropriate to your item and retrieve all of the patent titles in that class/subclass.
U.S. Patent and Trademark Office
Check patent rules, guidelines for submitting patents, and the U.S. Patent Bibliographic Database (a free searchable database of U.S. patents issued from 1/1/76 to the present; all U.S. patents issued from 1976 to the most recent are full text), and the AIDS Patent Database (a free database of the full text and images of AIDS-related patents issued by the U.S., Japanese and European patent offices).
U.S. Patent Search
Search PDF image patents since 1790. Searches are limited to patent numbers and/or classification codes for pre-1976 patents.