USPTO Patent Assignment Records from 1970 to 2023

10.0 million recorded patent assignment and transaction records from the USPTO, covering transfers involving approximately 17.8 million patents and applications. This dataset, maintained by the Department of Commerce, provides a longitudinal view of patent ownership changes since 1970.

Use Cases

• Analyze trends in patent assignment volume and transaction types over the 53-year time range from 1970 to 2023
• Map ownership networks by linking assignment records to specific patents and patent applications
• Study the lifecycle of intellectual property by tracking assignment events from pending applications to granted patents

Strengths

• Covers 10.0 million assignment and transaction records
• Encompasses a 53-year time range from 1970 to 2023
• Derived from official USPTO recordation systems, ensuring authoritative provenance

Limitations

• Column schema and specific data fields are not documented in the input
• Sample data is unavailable for previewing structure and quality
• The raw description does not specify update frequency or data completeness metrics

Provenance

Source

United States Patent and Trademark Office (USPTO)

Collection Method

Derived from the recording of patent transfers by parties with the USPTO.

Time Range

1970 - 2023

Freshness

Last updated on 2025-09-30.

Geography

United States