USPTO Systems Status and Availability
Thursday Jun 06, 2013

PSIPS and AOTW Maintenance

PSIPS Maintenance

USPTO will perform maintenance on the Publication Site for Issued and Published Sequences (PSIPS) beginning at 10 a.m. and ending at 11 a.m. on Friday, June 7.

PSIPS users may not be able to request any transactions during the maintenance period.

AOTW Maintenance

The USPTO will perform maintenance on Assignments on the Web (AOTW) beginning at 10 p.m. on Friday, June 7 and ending at 2 a.m. on Saturday, June 8.

AOTW will be unavailable during the maintenance, and Patent Application Information Retrieval (PAIR) and Trademark Status and Document Retrieval (TSDR) will be unable to retrieve assignment data during the maintenance.

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