Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
  • Feedback

    • Patent Assignment XML (1980 - Present)

    Metadata Updated: September 30, 2025

    Contains daily (front file - Calendar Year 2025) and annual (backfile - August 1980 - December 31, 2024) patent assignment text (no drawings/images) derived from patent assignment recordations made at the USPTO.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    References

    https://www.uspto.gov/learning-and-resources/xml-resources

    Dates

    Metadata Created Date March 11, 2021
    Metadata Updated Date September 30, 2025
    Data Update Frequency R/P1D

    Metadata Source

    Harvested from Commerce Non Spatial Data.json Harvest Source

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 11, 2021
    Metadata Updated Date September 30, 2025
    Publisher Assignment Recordation Branch (ARB)
    Maintainer
    Identifier EIP-5701P-OL
    Data First Published 1980-08-01
    Language en-US
    Data Last Modified 2025-08-28
    Primary IT Investment UII
    Category patent, assignments, ownership, xml
    Public Access Level public
    Accesslevelcomment
    Accessurl https://data.uspto.gov/bulkdata/datasets/pasdl
    Data Update Frequency R/P1D
    Bureau Code 006:51
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Datadictionary PADX-File-Description-v2_Hague.doc
    Data Quality True
    Format xml
    Harvest Object Id 8f38fbc0-2a16-449e-9099-c5cdec9d94af
    Harvest Source Id bce99b55-29c1-47be-b214-b8e71e9180b1
    Harvest Source Title Commerce Non Spatial Data.json Harvest Source
    Homepage URL https://data.uspto.gov/bulkdata/datasets
    License https://creativecommons.org/publicdomain/mark/1.0
    Mbox data@uspto.gov
    Old Spatial
    Program Code 006:070
    Publisher Hierarchy U.S. Federal Government > Department of Commerce (DOC) > U.S. Patent and Trademark Office (USPTO) > Assignment Recordation Branch (ARB)
    Related Documents https://www.uspto.gov/learning-and-resources/xml-resources
    Source Datajson Identifier True
    Source Hash 273e5306564bf856ceeaac90d5e8f74a2fb7d92db607be75968cbf2ed3e88a77
    Source Schema Version 1.1
    Spatial
    System of Records
    Temporal 1980-08-01/2025-12-31
    Webservice https://data.uspto.gov/bulkdata/datasets

    Didn't find what you're looking for? Suggest a dataset here.