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    • Patent Maintenance Fee Events (1981 - Present)

    Metadata Updated: September 30, 2025

    Contains recorded maintenance fee events for patents granted from September 1, 1981 to present. Each new weekly file is cumulative.

    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/P1W

    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 Patents
    Maintainer
    Identifier EIP-5710P-OL
    Data First Published 2009-12-01
    Language en-US
    Data Last Modified 2025-08-28
    Primary IT Investment UII
    Category patent, patent grant, maintenance, fee, events
    Public Access Level public
    Accesslevelcomment
    Accessurl https://data.uspto.gov/bulkdata/datasets/ptmnfee2
    Data Update Frequency R/P1W
    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 MaintFeeEventsFileDocumentation.doc
    Data Quality True
    Format text
    Harvest Object Id e565559c-7c93-44a1-a4e5-fb714e2a7781
    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) > Patents
    Related Documents https://www.uspto.gov/learning-and-resources/xml-resources
    Source Datajson Identifier True
    Source Hash b077d70097b81db732bc494a693dcfe2c06d5aa77fe77de2d55ba2d8fd78c0da
    Source Schema Version 1.1
    Spatial
    System of Records
    Temporal 1981-09-01/2025-12-31
    Webservice https://data.uspto.gov/bulkdata/datasets

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