USPTO patent search

Search and read the full text of patents from around the world with Google Patents, and find prio...

This guide provides a 7-step strategy for searching U.S. patents and published patent application...

U.S. patent search assistance at a Patent and Trademark Resource Center (PTRC) ... strategy for s...

USPTO Patent Full-Text and Image Database (PatFT)

美國專利商標局(USPTO)於今(2022)年2月1日宣布，推出一項新的專利公眾檢索工具(Patent Public Search tool)，讓美國公告及公開專利案的全文檢索更加方便、適合遠距...