Due to high-volume usage, you may experience intermittent issues on the Trademark Status and Document Retrieval (TSDR) system between 6 – 8 a.m. ET. Refreshing your web browser should resolve the issue. If you still need assistance accessing a document, email <a href="mailto:teas@uspto.gov">teas@uspto.gov</a> and include your serial number, the document you are looking for, and a screenshot of any error messages you have received.<br><br>Starting Oct. 4, 2018, bulk data customers should no longer obtain direct access to TSDR data through tsdrsec.uspto.gov. <a href="https://www.uspto.gov/trademarks-application-process/checking-application-status-view-documents/trademark-bulk-data">There are two alternative ways to receive bulk data from TSDR.</a>