Services- Document Wrapper for Patents (S-DWP) Maintenance
The USPTO will perform maintenance on S-DWP beginning at 10 p.m., Friday, November 18 and ending at 5 a.m., Saturday, November 19 ET.
S-DWP will be available during the maintenance period; however, some operations may be briefly interrupted or delayed.
Patent Center, Private PAIR, Global Dossier (GD) and One Portal Dossier (OPD) users should retry if an operation is interrupted or does not appear to have been completed.
Private Patent Application Information Retrieval (Private-PAIR) Migration
The USPTO will perform a migration on Private-PAIR from the Production Data Center in Alexandria to a new Data Center in Manassas, from 12:01 a.m. until 5 a.m., on Saturday, November 19 ET.
During the maintenance period, Private-PAIR will be unavailable.
Please use Patent Center as an alternative to electronically retrieve patent applications.
Trademark Electronic Search System (TESS) Migration
The USPTO will perform a migration on TESS from the Production Data Center in Alexandria to a new Data Center in Manassas, from 12:01 a.m. until 5 a.m., on Sunday, November 20 ET.
During the migration period, TESS will be unavailable.
Patent Electronic Filing System-Web (EFS-Web) Maintenance
The USPTO will perform maintenance on EFS-Web from 8 p.m. until 10 p.m. on Sunday, November 20 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.