Private Patent Application Information Retrieval (Private-PAIR) Maintenance
The USPTO will perform maintenance on Private-PAIR beginning at 12:01 a.m., Saturday, August 27 and ending at 4 a.m., Saturday, August 27 ET.
During the maintenance period, Private-PAIR will be unavailable. Please use Patent Center as an alternative to electronically retrieve patent applications.
Multiple System Maintenance
The USPTO will perform maintenance on Electronic System for Trademark Trials and Appeals (ESTTA), Trademark Trial and Appeal Board Inquiry System (TTABVUE) and TTAB Reading-Room (TTAB-RR) beginning at 12:01 a.m., Saturday, August 27 and ending at 3 a.m., Saturday, August 27 ET.
During the maintenance period, ESTTA, TTABVUE and TTAB-RR will be unavailable.
Patent Electronic Filing System-Web (EFS-Web) Maintenance
The USPTO will perform maintenance on EFS-Web beginning at 8 p.m., Sunday, August 28 and ending at 10 p.m., Sunday, August 28 ET.
During this maintenance period, Fee Worksheets and Acknowledgement Receipts for submissions will not be generated.
Applicants may file submissions in EFS-Web during this time, but wait until Monday for those documents to be generated. Applicants may still file submissions via Patent Center.
Trademark System Maintenance
The USPTO will perform maintenance on the Trademark (TM) systems beginning at 12:01 a.m., Saturday, August 27 and ending at 7:30 a.m., Saturday. August 27 ET.
During the maintenance period, the following systems will remain available, but mark images and documents will be unavailable:
• Trademark Electronic Application System (TEAS)
• Trademark Electronic Application System International (TEASi)
• Trademark Status and Document Retrieval (TSDR)
• TTAB Reading Room
Patent Global Dossier Public Access Dossier (P-GD-PAD) Maintenance
The USPTO will perform maintenance on P-GD-PAD beginning at 12:01 a.m., Sunday, August 28 and ending at 5 a.m., Sunday, August 28 ET.
During the maintenance period P-GD-PAD will be unavailable.