Planned maintenance of EFS-Web and Private PAIR

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Planned maintenance of EFS-Web and Private PAIR

EFS-Web and Private PAIR will be unavailable due to maintenance on February 23 from 12:01 a.m. to 11:59 p.m. ET. Public PAIR will still be available.

During the maintenance period, applicants may file new applications, except for National Stage applications under 35 U.S.C. 371, via EFS-Web Contingency.

If you need to file a National Stage application under 35 U.S.C. 371 or a follow-on submission to an existing application during the maintenance period, please use an alternative filing method.

When systems are available, notification will be posted on the USPTO Systems Status and Availability.

If you have questions, please contact the Patent EBC at 1-866-217-9197 or ebc@uspto.gov.

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