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Patent Ownership Changes From Mergers (Monthly)
Recordations each month that move U.S.
Plays the chart through its history. Pauses are where the data set a record or moved most.
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What this chart reads
- Patent Ownership Changes From Mergers (Monthly)latest 2026-05-01
Sources
Patent Ownership Changes From Mergers (Monthly). Source: United States Patent and Trademark Office, www.uspto.gov. Patent Assignment XML (Ownership) Text from the USPTO Open Data Portal: the annual backfile (recordations from August 1980 to 9 April 2026) and the daily files after it. Public domain. The classification (who is on each side of a transfer, which transfers stay inside one group, and which properties are AI) is Palanor's; the rules are in the methodology above.
Charts are drawn from Palanor's signal library and recomputed from source data on every view. Transformations (changes, indexing, year-on-year rates) are Palanor's.