From the U.S. Patent and Trademark Office:
Cooperative Patent Classification (CPC) --- the classification system used for advanced subject searching:
Suggested websites for U.S. patents and for patents from countries around the world:
From the Massachusetts Institute of Technology (MIT) (5 minute video).
Video from the United States Patent and Trademark Office (USPTO)
Guide for preliminary patentability searching of the documents of the United States Patent Office.
great 8 minute video tutorial from the University of Michigan Library
tutorial from the University of Minnesota Libaries
"This interactive training course offers everything you need to use Espacenet efficiently: search strategies, power tips, background information and more"
The European Patent Office (EPO) and the United States Patent and Trademark Office (USPTO) have jointly prepared CPC training material to support users in their learning process of the CPC classification system.
Help in understanding the parts of a U.S. patent.
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