Service interruption - all e-commerce applications
Due to maintenance activities, all e-commerce applications are unavailable on Saturday from 4:55 p.m. until 6:05 p.m. and Sunday from 12:30 a.m. until 9:00 p.m. (DST).
We apologize for any inconvenience.
Sign in Patent Maintenance Fees - Unavailable
Service interruption - The application is currently unavailable
This e-service operates Monday to Friday from 6:30 a.m. to 10:00 p.m. (Eastern Time).
See more information about this application here.
We apologize for any inconvenience.