Patent Public Search (PPUBs) Maintenance

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Completed

The USPTO will perform routine maintenance on PPUBs from 10-11 p.m. ET on Friday, May 23.  

During this maintenance period, PPUBs will be available and there will be no impact to the user.

Last updated: Friday, May 23, 2025 at 11:00 PM ET
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Past status updates:

- Completed
- In progress
- Planned maintenance

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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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