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USPTO Systems Status and Availability

Saturday Dec 01, 2012

Application Maintenance

Application Maintenance

USPTO will be performing applications maintenance starting at 1 a.m. and ending at 8 a.m., Sunday December 2. Many USPTO applications will be unavailable, including EFS-Web, EFS-Web Contingency, Private PAIR,  Public PAIR and TEAS.

In addition to the applications listed above, the external applications listed on the Online Business Systems page are also affected.

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