Patent Assignment XML (1980 - Present)

Contains both (front file and backfile) patent assignment text (no drawings/images) derived from patent assignment recordations made at the USPTO for granted patents from August 1980 - Present. The file format is eXtensible Markup Language (XML) in accordance with the Patent Assignment Daily XML (PADX) Version 2.0 Document Type Definition (DTD). The backfile contains (August 1980 - December 2014) and includes (13) individual zipfiles (ad20141231-01.zip - ad20141231-13.zip) 1,416,962,225 bytes (compressed). The front file contains (January 2015 - Present) and includes an adyyyymmdd.zip file for each day. Within each daily zipfile are: adyyyymmdd.xml Approximately 5 MB per daily zipfile. http://patents.reedtech.com/assignment.php

Data and Resources

Field Value
accessLevel public
accrualPeriodicity R/P1D
bureauCode {006:51}
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
dataQuality true
describedBy http://patents.reedtech.com/assignment.php
describedByType application/xml
identifier EIP-5701P-OL
issued 1980-08-01
license http://creativecommons.org/publicdomain/mark/1.0
modified 2015-03-18
programCode {006:070}
publisher US Patent and Trademark Office, Department of Commerce
references {http://patents.reedtech.com/assignment.php}
resource-type Dataset
source_datajson_identifier true
source_hash 36e9732287d0718b94c070a580c84eb6bea3f77c
source_schema_version 1.1
temporal 1980-08-01/2015
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • application
  • assignment
  • change
  • ckan
  • geo
  • geoss
  • grant
  • national
  • north-america
  • ownership
  • patent
  • publication
  • recordation
  • united-states
  • uspto
  • xml
isopen False
license_id other-license-specified
license_title other-license-specified
maintainer Christopher Leithiser
maintainer_email Chris.Leithiser@uspto.gov
metadata_created 2025-11-19T16:55:52.669472
metadata_modified 2025-11-19T16:55:52.669480
notes Contains both (front file and backfile) patent assignment text (no drawings/images) derived from patent assignment recordations made at the USPTO for granted patents from August 1980 - Present. The file format is eXtensible Markup Language (XML) in accordance with the Patent Assignment Daily XML (PADX) Version 2.0 Document Type Definition (DTD). The backfile contains (August 1980 - December 2014) and includes (13) individual zipfiles (ad20141231-01.zip - ad20141231-13.zip) 1,416,962,225 bytes (compressed). The front file contains (January 2015 - Present) and includes an adyyyymmdd.zip file for each day. Within each daily zipfile are: adyyyymmdd.xml Approximately 5 MB per daily zipfile. http://patents.reedtech.com/assignment.php
num_resources 1
num_tags 18
title Patent Assignment XML (1980 - Present)