Patent Public Search (PPUBS) Maintenance

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The USPTO will perform maintenance on PPUBS beginning at 11:59 p.m. ET on Friday, July 31 and ending at 2 a.m. ET on Saturday, August 1.  

During this maintenance period, PPUBS will be unavailable.

Last updated: Sunday, Aug 2, 2026 at 2:16 AM ET
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Unless otherwise indicated, all systems should be operating normally.

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