Datasets
United States Patent and Trademark Office
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The United States Patent and Trademark Office is the agency of the Department of Commerce that grants US patents and registers trademarks. It has recorded every maintenance fee payment and every lapse since the renewal system began in 1981, and publishes them through its Open Data Portal as a public domain bulk product with no restriction on commercial reuse.
Source: United States Patent and Trademark Office (USPTO). QuantConnect processes and normalizes the original USPTO public data. QuantConnect is not affiliated with or endorsed by the USPTO.