One or more systems affected by planned maintenance

Patent Global Dossier Public Access Dossier (P-GD-PAD) Maintenance

The USPTO will perform maintenance on the P-GD-PAD system beginning at 12:01 a.m., Wednesday, February 2 and ending at 5:30 a.m., Wednesday, February 2ET.

During the maintenance period, P-GD-PAD may be unavailable.

Patent Office Action to XML (P-OA2XML) Maintenance

The USPTO will perform maintenance on P-OA2XML beginning at 12:01 a.m., Wednesday, February 2 and ending at 5:30 a.m., Wednesday, February 2 ET.

During the maintenance period, DOCX and XML downloads will not be available in Private PAIR and Patent Center.

Users should save all work and log off before the maintenance period begins.

Docket Application Viewer (DAV) Maintenance

The USPTO will perform maintenance on DAV each night beginning at 12:01 a.m., Tuesday, February 1 and ending at 5:30 a.m., Friday, February 4 ET.

During the maintenance period, DAV will be unavailable only from 12:01 a.m., to 5:30 a.m., on Wednesday, February 2 ET.

During the maintenance period, the system is anticipated to remain available on Tuesday, February 1, Thursday, February 3, and Friday, February 4.

Cooperative Patent Classification (CPC) Maintenance

The USPTO will perform maintenance on CPC beginning at 12 a.m., Wednesday, February 2 and ending at 5:30 a.m., Wednesday, February 2 ET.

During the maintenance period, CPC will be unavailable.

One Portal Dossier (OPD) Maintenance

The USPTO will perform maintenance on the OPD system beginning at 12:01 a.m., Thursday, February 3 and ending at 5:30 a.m., Thursday, February 3 ET.

During the maintenance period, OPD may be unavailable.

Electronic Library for Patents (P-ELP) Maintenance

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

•

The first night of maintenance will begin at 12:01 a.m., Thursday, February 3 and end at 5:30 a.m., Thursday, February 3 ET.
    • The second night of maintenance will begin at 12:01 a.m., Friday, February 4 and ending at 5:30 a.m., Friday, February 4 ET.
    •

The final night of maintenance will begin at 12:01 a.m., Sunday, February 6 and end at 5:30 a.m., Sunday, February 6 ET.

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

Users should retry if an operation is interrupted or does not appear to have been completed.