USPTO Systems Status and Availability

Saturday Nov 17, 2012

AOTW Maintenance

USPTO will be performing system  maintenance on Assignments On The Web (AOTW) 12:01-5 a.m. Sunday, November 18.

During this maintenance, AOTW (http://assignments.uspto.gov/assignments/) and the assignment data in Trademark Status and Document Retrieval (TSDR) will not be available.