Patent Assignment Search API (Version 1.4)
Use this API to retrieve patent assignment information from the USPTO assignment search database and generate XML files with the search results. An XML file with search results contains a list of found documents and their categorization. For API, please use Chrome or Safari browser.
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Complete Metadata
| @type | dcat:Dataset |
|---|---|
| accessLevel | public |
| accessLevelComment | |
| accessURL | https://developer.uspto.gov/api-catalog/patent-assignment-search |
| accrualPeriodicity | R/P1D |
| bureauCode |
[
"006:51"
]
|
| contactPoint |
{
"fn": "Fernando Boccanera",
"@type": "vcard:Contact",
"hasEmail": "mailto:Fernando.Boccanera@uspto.gov"
}
|
| dataDictionary | https://assignment-api.uspto.gov/documentation-patent/ |
| dataQuality |
true
|
| description | Use this API to retrieve patent assignment information from the USPTO assignment search database and generate XML files with the search results. An XML file with search results contains a list of found documents and their categorization. For API, please use Chrome or Safari browser. |
| distribution |
[
{
"format": "api",
"accessURL": "https://developer.uspto.gov/api-catalog/patent-assignment-search"
}
]
|
| format | api |
| identifier | ODP-AS-API |
| issued | 2024-07-02 |
| keyword |
[
"api",
"assignment",
"ownership",
"patent",
"search",
"uspto",
"xml"
]
|
| landingPage | https://developer.uspto.gov/api-catalog |
| language |
[
"en-US"
]
|
| license | https://creativecommons.org/publicdomain/mark/1.0 |
| mbox | data@uspto.gov |
| modified | 2025-08-28 |
| PrimaryITInvestmentUII | |
| programCode |
[
"006:070"
]
|
| publisher |
{
"name": "Open Data Portal Team",
"@type": "org:Organization",
"subOrganizationOf": {
"name": "U.S. Patent and Trademark Office (USPTO)",
"@type": "org:Organization",
"subOrganizationOf": {
"name": "Department of Commerce (DOC)",
"@type": "org:Organization",
"subOrganizationOf": {
"name": "U.S. Federal Government",
"@type": "org:Organization"
}
}
}
}
|
| references |
[
"https://assignment.uspto.gov/patent/index.html#/faq"
]
|
| spatial | |
| systemOfRecords | |
| temporal | 1980-08-01/2025-12-31 |
| theme |
[
"api",
"assignment",
"ownership",
"patent",
"uspto",
"xml"
]
|
| title | Patent Assignment Search API (Version 1.4) |
| webService | https://developer.uspto.gov/api-catalog/patent-assignment-search |
