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.
Technical, legal and business information about patents. Quick access to patent
information databases and other helpful resources.
Search for patents and analyze intellectual property trends with Patexia's
research and visualization tools.
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 ...
This patent search tool allows you not only to search the PCT database of about
2 million International Applications but also the worldwide patent collections.
Perform a comprehensive USPTO patent search to discover filed or pending
patents similar to yours. Save time and money by searching patents before filing
Free semantic search for patents and prior art. Apply state-of-the-art university
research to discover comprehensive list of relevant patents. Bulk pdf generation ...
How to Conduct a Preliminary U.S. Patent Search: A Step by Step Strategy. Video
from the United States Patent and Trademark Office (USPTO). 7-Step U.S. ...