USPTO Systems Status and Availability

Monday Apr 10, 2017

Private PAIR and Public Maintenance

Private PAIR and Public PAIR Maintenance

Private Pair:

The USPTO will perform maintenance on the Private Patent Application Information Retrieval (Private PAIR) system beginning at 12:01 a.m., Wednesday, April 12 and ending at 4 a.m., Wednesday, April 12 ET. During the maintenance period, Electronic Patent Reference (ePR) will be unavailable.

Public PAIR Maintenance

The USPTO will perform maintenance on the Public Patent Application Information Retrieval (Public PAIR) system beginning at 12:01 a.m., Tuesday, April 11 and ending at 4 a.m., Tuesday, April 11 ET. Public PAIR will be unavailable during this maintenance period.