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To advance research on matters relevant to intellectual property, entrepreneurship, and innovation, the USPTO releases research datasets for patents and trademarks.

USPTO Office Action Rejection API

The United States Patent and Trademark Office (USPTO) Office Action Research Dataset for Patents contains detailed information derived from the Office actions issued by patent examiners to applicants during the patent examination process.

Patents

Patent assignment daily XML (front file)

Contains daily (front file) patent assignment text (no drawings/images) for CY2021 derived from patent assignment recordations made at the USPTO.

Agency Trends: Rejections in Office Actions for Patent Applications

Visualize public office action rejection data based on the Office Action Rejection API. The data in visualization is refreshed daily and retrieval of rejection data from Office Actions mailed from October 1, 2017 to 30 days prior to the current date.

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