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Google Denied in Bid to Have CAPTCHA Patent Reviewed (1)

May 19, 2022, 7:12 PMUpdated: May 20, 2022, 2:13 PM

Google LLC failed to convince an administrative tribunal to review a CAPTCHA patent, as the board let stand an internet security method that’s previously been asserted against major online retailers like Best Buy Co. and Fandango Media LLC.

The Patent Trial and Appeal Board declined Wednesday to launch a review of Defenders of the American Dream’s US Patent No. 8,621,578, which covers “a method for generating a completely automated test to tell computers and humans apart” using a grid of randomly generated images with access codes superimposed. According to the patent, a user can pass the test by typing ...