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USPTO external systems offline due to unplanned maintenance

United States Patent and Trademark Office sent this bulletin at 12/15/2021 08:36 PM EST

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USPTO Alert

USPTO external systems offline due to unplanned maintenance

Due to unplanned maintenance, our external IT systems are currently offline today (December 15, 2021). We expect our systems to be offline for the remainder of the evening, and that the systems will be up and running tomorrow. We apologize for the inconvenience, and will provide more information as soon as it is available.

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