USPTO Systems Status and Availability

Thursday Nov 09, 2023

Planned Events

Services - Document Wrapper for Patents (S-DWP) Maintenance

The USPTO will perform maintenance on Services - Document Wrapper for Patents (S-DWP) for two consecutive nights. The dates are as followed:

    • The beginning night of maintenance will be from 12:01 a.m. until 5:30 a.m. on Thursday, November 9 ET.
    • The final night of maintenance will be from 12:01 a.m. until 5:30 a.m. Sunday, November 12 ET.

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

Patent Trial and Appeal Case Tracking System (P-TACTS) Maintenance

The USPTO will perform maintenance on P-TACTS systems for two consecutive nights.

    • The first night of maintenance will occur from 12:01 a.m. until 5:30 a.m. on Thursday, November 9 ET.
    • The final night of maintenance will occur from 12:01 a.m. until 5:30 a.m. on Sunday, November 12 ET.

During the maintenance period, P-TACTS will be unavailable.

Multiple System Maintenance

The USPTO will perform maintenance affecting multiple systems from 12:01 a.m. until 5:30 a.m. on Saturday, November 11 ET.

The following systems will be unavailable during the maintenance period:

EFS-Web for Registered eFilers, Unregistered eFilers, and EFS-Web Contingency
Private PAIR

Patent Center will be available as an alternative to electronically file and retrieve patent applications. Please refer to our Filing Documents during an Outage page for other alternative filing method.

Patent Electronic Filing System-Web (EFS-Web) and Patent Application Information Retrieval (Private-PAIR) Retirement

The USPTO will retire EFS-Web (including EFS-Web Registered, EFS-Unregistered and EFS-Web contingency) and Private-PAIR. These systems will no longer be available onward from 12:01 a.m., Wednesday, November 15 ET.

Users should submit any saved submissions prior to EFS-Web retirement on November 15.  After the retirement date, saved submissions cannot be accessed.  Users should use Patent Center starting 12:01 a.m., Wednesday, November 15 ET, to access available applications and documents.

To access available applications and documents, users may access Patent Center.

For more information, please visit the EFS-Web and Private PAIR retirement homepage.