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安裝中文字典英文字典辭典工具!

安裝中文字典英文字典辭典工具!








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    New to Patent Searching? See this important information about searching for patents: How to Conduct a Preliminary U S Patent Search: A Step by Step Strategy - Web Based Tutorial (38 minutes) The Multi-Step strategy - A handout that outlines a suggested procedure for patent searching Patents may be searched using the following resources: Patent Public Search The Patent Public Search tool is a
  • Patents | USPTO - United States Patent and Trademark Office
    Find out how to apply for and maintain a patent in the U S , and learn about helpful resources
  • Patent Public Search | USPTO
    The Patent Public Search tool is a web-based search application for patents and patent application publications Patent Public Search has two user-selectable modern interfaces that provide enhanced access to prior art The new, powerful, and flexible capabilities of the application will improve the overall patent searching process
  • United States Patent and Trademark Office
    Home page of the United States Patent and Trademark Office's main web site
  • Home - Patent Center - USPTO
    Patent Center allows users to electronically file and manage patent applications efficiently
  • Patent Public Search Basic | USPTO
    Patent Public Search Basic (PPUBS Basic) Quick lookup Patent or Publication number For example: 0123456 or 20210123456 Search
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    Search for a patent application Search by application number, patent number, PCT number, publication number or international design registration number
  • Filing Options For New Submissions - Patent Center - USPTO
    Patent Center is the official platform for filing and managing patent applications online at the USPTO


















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