System status and availability

Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities.

Current status of USPTO systems

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Upcoming planned events

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Planned maintenance

Exchange Upgrade

The USPTO will perform a routine upgrade on Exchange from midnight-5 a.m. ET on Thursday, April 3. 

During the upgrade period, the SMTP relay might have intermated outage.

Last updated: Friday, Mar 28, 2025 at 2:38 PM 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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