Find existing patents, published patent applications and other published patent documentation

2024年6月21日 · 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.

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.

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 …

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.

Search and view patent filings with the United States Patent and Trademark Office.

Patents . Patent Center; Search patents; Patent applications search; Check private filing status; Check public filing status; File patents; Patent and Trial Appeal Board; Search assignment; Order certified patent documents; Manual of Patent Examining Procedure