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Find existing patents, published patent applications and other published patent documentation
Search specific patents by importing a CSV or list of patent publication or application numbers. Include non-patent literature (Google Scholar) Search and read the full text of patents from...
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.
Search and research millions of US patents for free on Justia.com.
The Patent Public Search tool is a new web-based patent search application that will replace internal legacy search tools PubEAST and PubWEST and external legacy search tools PatFT and AppFT. Patent Public Search has two user-selectable modern interfaces that provide enhanced access to prior art.
To start a quick lookup, enter a single patent or publication number and select the Search button. To start a basic search, select a search field, enter your search term, and select the Search button.
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. This search facility features: flexible search syntax; automatic word stemming and relevance ranking; as well as graphical results.
If you want to search online for any invention older than that, you'll have to use the patent number. There's still lots to be curious about, though. Let's learn how you can look for patents using the inventor's name. Here are the steps, using George Lucas as an example.
Search USPTO.gov. Skip to main content. An official website of the United States government. Here’s how you know keyboard_arrow_down. Patents. Trademarks. Fees and payment. Contact Us.
Access the USPTO Patent Public Search for an extended window to search and view international patent filings.