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USPTO Systems Status and Availability

Check this page for the latest information on operating status and availability of Online Business Systems. For Standard Hours of Availability for Online Business Systems, System Descriptions, and Operating Requirements/Compatibilities, see the links at left.

Current Status

Wednesday Jan 21, 2015

Current Issues

There are no current issues.

Planned Events

Saturday Jan 31, 2015

System Maintenance

USPTO will perform maintenance on PTONet Zone 1 beginning at 10:01 p.m., Saturday, January 31 and ending at 5 a.m., Monday, February 2 EST.

The applications listed below will experience brief, intermittent service interruptions during the maintenance period:

  • Application Images on the Web (AIW)
  • Adjudicated Case Tracking System (ACTS)
  • Electronic Filing System on the Web (EFS-Web)
  • Electronic Freedom of Information Act (EFOIA)
  • Electronic Patent Assignment System (ePAS)
  • Electronic Trademark Assignment System (eTAS)
  • Electronic System for Trademark Trials and Appeals (ESTTA)
  • Patent Application Information Retrieval (Public PAIR)
  • Patent Application Information Retrieval (Private PAIR)
  • Patents Images on the Web (PIW)
  • Patent Review Process System (PRPS)
  • Trademarks Electronic Official Gazette (TMeOG)
  • Trademark Trial and Appeal Board Inquiry System (TTABVUE)
  • Trademark Electronic Application Submission (TEAS)
  • Trademark Electronic Application Submission International (TEASi)
  • Trademark Status Document Retrieval (TSDR)
  • USPTO Corporate Web Site (Internet)

United States Patent and Trademark Office
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