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Patent Examination Research Dataset (PatEx) for Academia and Researchers (2001 - 2023)

Data provided by  United States Patent and Trademark Office

Contains detailed information on more than 13 million publicly-viewable provisional and non-provisional patent applications to the USPTO and over 1 million Patent Cooperation Treaty (PCT) applications. It is based on data that OCE downloaded from the Patent Examination Data System (PEDS) in June, 2023. There are several data files, each of which coincides with a tab on USPTOs Patent Examination Data System (PEDS). The 2022 PatEx release includes some information that has not been made available in previous years. The release includes data on patent applicants in addition to inventors (all_applicants). It includes metadata on patent examination-related documents which are sourced from the CMS (cms_documents and cms_document_codes).

About this Dataset

Updated: 2026-01-20
Metadata Last Updated: 2025-08-28
Date Created: N/A
Data Provided by:
Dataset Owner: U.S. Patent and Trademark Office (USPTO)

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Landing Page URL
Table representation of structured data
Title Patent Examination Research Dataset (PatEx) for Academia and Researchers (2001 - 2023)
Description Contains detailed information on more than 13 million publicly-viewable provisional and non-provisional patent applications to the USPTO and over 1 million Patent Cooperation Treaty (PCT) applications. It is based on data that OCE downloaded from the Patent Examination Data System (PEDS) in June, 2023. There are several data files, each of which coincides with a tab on USPTOs Patent Examination Data System (PEDS). The 2022 PatEx release includes some information that has not been made available in previous years. The release includes data on patent applicants in addition to inventors (all_applicants). It includes metadata on patent examination-related documents which are sourced from the CMS (cms_documents and cms_document_codes).
Modified 2025-08-28
Publisher Name Office of the Chief Economist (OCE)
Contact mailto:[email protected]
Keywords csv , dta , stata , uspto , patent , patent application , examination , public pair 
{
    "identifier": "OCE-PT-00003",
    "accessLevel": "public",
    "contactPoint": {
        "@type": "vcard:Contact",
        "fn": "Nicholas Pairolero",
        "hasEmail": "mailto:[email protected]"
    },
    "programCode": [
        "006:070"
    ],
    "landingPage": "https:\/\/www.uspto.gov\/ip-policy\/economic-research\/research-datasets\/patent-examination-research-dataset-public-pair",
    "title": "Patent Examination Research Dataset (PatEx) for Academia and Researchers (2001 - 2023)",
    "description": "Contains detailed information on more than 13 million publicly-viewable provisional and non-provisional patent applications to the USPTO and over 1 million Patent Cooperation Treaty (PCT) applications. It is based on data that OCE downloaded from the Patent Examination Data System (PEDS) in June, 2023. There are several data files, each of which coincides with a tab on USPTOs Patent Examination Data System (PEDS). The 2022 PatEx release includes some information that has not been made available in previous years. The release includes data on patent applicants in addition to inventors (all_applicants). It includes metadata on patent examination-related documents which are sourced from the CMS (cms_documents and cms_document_codes).",
    "language": [
        "en-US"
    ],
    "distribution": [
        {
            "accessURL": "https:\/\/data.uspto.gov\/bulkdata\/datasets\/ecopair",
            "format": "csv"
        },
        {
            "accessURL": "https:\/\/data.uspto.gov\/bulkdata\/datasets\/ecopair",
            "format": "dta"
        }
    ],
    "bureauCode": [
        "006:51"
    ],
    "modified": "2025-08-28",
    "publisher": {
        "@type": "org:Organization",
        "name": "Office of the Chief Economist (OCE)",
        "subOrganizationOf": {
            "@type": "org:Organization",
            "name": "U.S. Patent and Trademark Office (USPTO)",
            "subOrganizationOf": {
                "@type": "org:Organization",
                "name": "Department of Commerce (DOC)",
                "subOrganizationOf": {
                    "@type": "org:Organization",
                    "name": "U.S. Federal Government"
                }
            }
        }
    },
    "theme": [
        "patent",
        "published patent application",
        "examination",
        "dta",
        "csv"
    ],
    "keyword": [
        "csv",
        "dta",
        "stata",
        "uspto",
        "patent",
        "patent application",
        "examination",
        "public pair"
    ]
}