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USPTO Datasets

Protecting inventors and entrepreneurs fuels innovation and creativity, driving advances that can benefit society. As the federal agency that grants patents and registers trademarks, we hold a treasure trove of data. Now we’re giving it to you - faster and easier than before.

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  • (-) Prosecution history files

Patent maintenance fee events and description files

Contains recorded maintenance fee events for patents granted from September 1, 1981 to present. Each new weekly file (Tuesday) is cumulative with a file format of ASCII.
Updated: 2020-12-23

  Download (126.58 MB)
Dates Available Jun 21, 2018 – Dec 23, 2020

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United States Patent and Trademark Office
United States Patent and Trademark Office

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