USPTO Systems Status and Availability
Sunday Feb 24, 2013

Planned Events

EFSWeb Maintenance

EFS-Web will have two maintenance periods:

  1. EFS-Web will be completely unavailable from 12:01 a.m. to 2 a.m. Thursday, February 28
  2. The following submission types in EFS-Web and EFS-Web Contingency will be unavailable from 10 p.m. Saturday, March 2 until 5:30 a.m. Sunday March 3:
  • Online fee payments
  • 371 National Stage applications
  • Supplemental Examination proceeding
  • Follow-on submissions to an existing application including ePetitions

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