U.S.A.特許データベースサーチャー

We are not related with the U.S. Patent and Trademark Office. This page is just offered as friendly convenience purposes.

[ShaktiIFrame http://patft.uspto.gov/netahtml/PTO/search-bool.html 100{2de2f2c53ead042d3e6d495cd543fd747766c0f4713bc3b2b3195fa9c68cd256} 600px]

U.S. Patent and Trademark Office
Patent Advanced Search
Patent Number Search