USPTO Systems Status and Availability

Monday Nov 08, 2021

Planned Events

Patent Office Action to XML (P-OA2XML) Maintenance

The USPTO will perform maintenance on Patent Office Action to XML (P-OA2XML) beginning at 12:01 a.m., Tuesday, November 9 and ending at 5:30 a.m., Tuesday, November 9 ET.

Services - Document Wrapper for Patents (S-DWP) and Electronic Library for Patents (P-ELP) Maintenance

The USPTO will perform maintenance on S-DWP and P-ELP for three consecutive nights. The dates are as follows:

  • The first night of maintenance will begin at 12:01 a.m., Tuesday, November 9 and end at 5:30 a.m., Tuesday, November 9 ET.
  • The second night of maintenance will begin at 12:01 a.m., Wednesday, November 10 and ending at 5:30 a.m., Wednesday, November 10 ET.
  • The final night of maintenance will begin at 12:01 a.m., Sunday November 14 and end at 5:30 a.m., Sunday November 14 ET.

S-DWP and P-ELP will be available during the maintenance period; however, some operations may be briefly interrupted or delayed.

Multiple Systems Maintenance

The USPTO will perform maintenance affecting multiple systems beginning at 12:01 a.m., Saturday, November 13 and ending at 8 a.m., Saturday, November 13 ET.

The following systems and systems that interface with these systems will be unavailable during the maintenance period:

  • Electronic Filing System Web (EFS-Web & EFS-Web Contingency)
  • Office of Enrollment and Discipline Roster of Patent Attorneys/Agents (OEDCI)
  • Patent Center and Sponsorship tool
  • Patent Trial and Appeal Tracking System (P-TACTS)
  • Private Patent Application Information Retrieval (Private PAIR)
  • Public Patent Application Information Retrieval (Public PAIR)Publication Site for Issued and Published Sequences (PSIPS)
  • Financial Manager and Patent Maintenance Fees Storefront
  • Trademark Electronic Application System (TEAS)
  • Trademark Electronic Application System International (TEASi)
  • Trademark Official Gazette (TMOG)
  • Trademark Electronic Search System (TESS)
  • Trademark Trial and Appeal Board Information System (TTABIS)
  • Trademark Trial and Appeal Board VUE (TTABVUE)


This maintenance will also cause interruptions to payment processing for users of the Electronic Trademark Assignment Search (ETAS), the Order Entry Management System (OEMS), the Electronic System for Trademark Trials and Appeals (ESTTA), and the Patent Trial and Appeal Tracking System (P-TACTS).

During the maintenance period, viewing documents in TTABVUE will be unavailable.

For Patent Customers:

For more information about filing documents during an outage, please visit https://www.uspto.gov/patents-application-process/filing-online/filing-documents-during-outage.

If you have questions, please contact the EBC (Patent Electronic Business Center) at 1-866-217-9197, Monday through Friday from 6 a.m. - Midnight ET, or email ebc@uspto.gov.

For P-TACTS Customers:

If your deadline is today for the petition filing and/or other associated documents to a pending AIA case and you cannot file electronically via the Patent Trial and Appeal Tracking System (P-TACTS), you may use an alternative filing method. Please visit the P-TACTS FAQ page (https://www.uspto.gov/patents-application-process/patent-trial-and-appeal-board/ptab-e2e-frequently-asked-questions) and see A2 for information concerning your AIA petition filing and/or document filing using P-TACTS alternative filing methods. If you have any questions, contact P-TACTS during normal business hours of 8:30 a.m. to 5 p.m. ET by telephone at 571-272-7822 or email Trials@uspto.gov (link sends e-mail).

For Trademark Customers:

If your deadline is today and the document requiring a fee payment cannot be filed electronically, you must use an alternative method of filing. Please visit the Trademark Outage Page for information concerning Trademark alternative filing methods. If you have any questions, contact the TEAS Team by email TEAS@uspto.gov (link sends e-mail).

For TTAB Customers:

If your deadline is today and the document cannot be filed electronically, you must use an alternative method of filing. Please visit the TTAB Outage Page for information concerning Trademark Trial and Appeal Board (TTAB) alternative filing methods. If you have any questions, contact the TTAB Assistance Center during normal business hours by telephone at 571-272-8500 or email TTABInfo@uspto.gov (link sends e-mail).