USPTO Systems Status and Availability

Friday Mar 01, 2013

USPTO Network, PIW/AIW, EFSWeb, TEAS/TEASi, and Historical Database Maintenance

USPTO Network Maintenance

USPTO will perform network maintenance beginning at 10 p.m. on Saturday, March 2 and ending at 5 a.m. on Sunday, March 3.
The following systems will not be available during the maintenance period:

  • Adjudicated Case Tracking System (ACTS)
  • Order Entry Management System (OEMS)

The following systems may experience interruptions in service:

  • Patent Full Text Search (PATFT and APPFT)
  • Electronic Filing System (EFS)
  • Patent Application Information Retrieval (PAIR)
  • Patent Review Processing System (PRPS)

PIW and AIW Software Maintenance

USPTO will perform maintenance to the Patents Images on the Web (PIW) and Application Images on the Web (AIW) systems beginning at 10 p.m. Saturday, March 2 and ending 5 a.m. Sunday, March 3.

PIW and AIW will not be accessible through www.uspto.gov during the maintenance period.

EFSWeb Maintenance

The following submission types in EFS-Web and EFS-Web Contingency will be unavailable from 10 p.m. Saturday, March 2 until 5:30 a.m. Sunday, March 3:

  • Online fee payments
  • 371 National Stage applications
  • Supplemental Examination proceeding
  • Follow-on submission to an existing application including ePetitions

TEAS/TEASi Maintenance

TEAS and TEASi will be unavailable for system maintenance on Sunday, March 3 beginning at 12:01 a.m. and ending at 4 a.m. We sincerely apologize for the inconvenience.

Historical Database Maintenance

USPTO will perform maintenance on the Assignments Historical Database (AHD) starting at 10 p.m. and ending at 11 p.m. Sunday, March 3.

History of changes and other bibliographic data will not be able to be retrieved during the maintenance period.