The US Patent and Trademark Office (PTO) offers World-Wide Web (Web) access
to bibliographic and full-text patent databases.
Search more than seven million U.S. patents.
Search and read the full text of patents from around the world with Google
Patents, and find prior art in our index of non-patent literature.
Jul 11, 2015 ... It is quite common for inventors to do a patent search and find nothing even when
there are things that could and would be found by a ...
Perform a comprehensive USPTO patent search to discover filed or pending
patents similar to yours. Save time and money by searching patents before filing
Technical information. We provide access to the largest single source of technical
information in the world: our databases containing millions of patent ...
Jul 8, 2016 ... Accessible to beginners and experts, Espacenet contains data on more than 90
million patent documents from around the world. Supporting ...
Espacenet: free access to the database of over 90 million patents. ... of linked
CPC symbols created by patent examiners – are now searchable in Smart search
May 30, 2016 ... Before you apply for a patent, it is important to conduct a comprehensive search
for patent information. This step in the application process ...
Complete Patent Searching Database and Patent Data Analytics Services.