Patent Public Search (PPUBs) Maintenance

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Completed

The USPTO will perform maintenance on PPUBs from 10:15-11:59 p.m. on Sunday, January 4.

During this maintenance period, PPUBs will be unavailable.

Last updated: Monday, Jan 5, 2026 at 12:00 AM ET
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Unless otherwise indicated, all systems should be operating normally.

Issues impacting remote employees are available on the Internal system status platform.

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