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Espacenet
Espacenet offers free access to information about inventions and technical developments from 1782 to today and
contains data on more than 120 million patent documents from around the world.
Finnish Patent and Registration Office
Finnish Patent and Registration Office works for the benefit of companies and organizations.
FreePatentsOnline
Complete Patent Searching Database and Patent Data Analytics Services.
Google Patents
Google Patents covers patents and published patent applications from the United States Patent and Trademark Office (USPTO) and the European Patent Office (EPO)
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.
PatInfo
Finnish Patent and Registration Office
