Due
to maintenance, EFS-Web, EFS-Web Contingency, and Private and Public
PAIR will be unavailable on Sunday, February 26, 2017 from
12:01 a.m. to 11:59 p.m. ET.
When systems are available, notification will be posted on the USPTO Systems Status and Availability at
http://www.uspto.gov/blog/ebiz/
EFS-Web Applicants
If you need to file patent applications or submissions during the maintenance period, please use an
alternative filing method.
If you have questions, please contact the Patent EBC at 1-866-217-9197 or ebc@uspto.gov.