Multiple Systems Maintenance
The USPTO will perform maintenance on servers affecting Electronic Trademark Assignment System (ETAS) and Electronic Patent Assignment System (EPAS) beginning at 12:01 a.m., Friday, October 22 and ending at 5:30 a.m., Friday, October 22 ET.
During the maintenance period, users may experience intermittent issues with ETAS and EPAS.
Last updated: Tuesday, Oct 19, 2021 at 4:05 AM ET
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