Patent Center, EFS-Web, TEAS, and TEASi Intermittent Filing Issues
Users are intermittently receiving a 429 eError code “too many requests” when attempting to log into their USPTO.gov accounts to file in Patent Center, EFS-Web, TEAS and TEASi. The workarounds for this error are clearing the browser cache or switching web browsers.
Other USPTO systems may also be affected. The USPTO technical teams are investigating.
Last updated: Thursday, Jul 14, 2022 at 3:18 AM ET
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