Google Patents is a search engine from Google that indexes patents and patent
applications from: United States Patent and Trademark Office (USPTO), ...
Search more than seven million U.S. patents.
Jul 4, 2009 ... See this important information about searching for patents: How to Conduct a
Preliminary U.S. Patent Search: A Step by Step Strategy - Web ...
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
Complete Patent Searching Database and Patent Data Analytics Services. ...
Expert Search; Quick Search. Click here for syntax ... US Patent Applications
Complete Patent Searching Database and Patent Data Analytics Services.
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 ...
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
Search for patents and analyze intellectual property trends with Patexia's
research and visualization tools.