Multiple Systems Maintenance
The USPTO will perform maintenance affecting several systems beginning at 12:01 a.m., Thursday, June 20 and ending at 3 a.m., Thursday, June 20 ET.
The following systems and systems that interface with these systems will be unavailable during the maintenance period:
- Migration Tool
- Sponsorship Tool
- Electronic Filing System – Web for Registered eFilers (EFS-Web)
- Private Patent Application Information Retrieval (Private PAIR)
If you need to file a follow-on submission, use an alternative filing method.
If you have questions, please contact the Patent Electronic Business Center (EBC) at (866) 217-9197 during their operating hours of 6 a.m. to midnight ET, Monday - Friday, or email email@example.com.
Posted at 05:08PM Jun 19, 2019 in Planned Events |