usptopatentsearch

Search for a patent application. Search by application number, patent number, PCT number, publication number or international design registration number.

2019年10月9日 — Patent process step-by-step · Search patents · Identify if you have a patent · Frequently asked questions (FAQs) · Procedures (MPEP) and guidance ...

United States Patent and Trademark Office. Patents. Patent Center · Search with Patent Public Search · Check filing status · Search assignment · Record ...

2023年5月3日 — PPUBS is a publicly available USPTO search tool that permits searching U.S. patents and U.S. patent application publications. PPUBS has two ...

Query building guidance. To start a quick lookup, enter a single patent or publication number and select the Search button. To start a basic search, ...

Search for a patent application. Search by application number, patent number, PCT number, publication number or international design registration number.

2018年10月18日 — The Patent Public Search tool is a new web-based patent search application that will replace internal legacy search tools PubEast and PubWest ...

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 ...

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.

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