usptopatentsearch

Searchforapatentapplication.Searchbyapplicationnumber,patentnumber,PCTnumber,publicationnumberorinternationaldesignregistrationnumber.,2019年10月9日—Patentprocessstep-by-step·Searchpatents·Identifyifyouhaveapatent·Frequentlyaskedquestions(FAQs)·Procedures(MPEP)andguidance ...,UnitedStatesPatentandTrademarkOffice.Patents.PatentCenter·SearchwithPatentPublicSearch·Checkfilingstatus·Searchassignme...

參考資訊如下
Search - Patent Center

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

Patents

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 ...

Search USPTO.gov

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

Using Patent Public Search Advanced to Search Designs

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 ...

Patent Public Search Basic

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, ...

Home - Patent Center

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

Search for patents

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 ...

Welcome to Patent Public Search

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 ...

Google Patents

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.

Patent Public Search

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