Pinterest Sued by Individual Inventor, Rather than Past Exclusive Licensee Quarterhill

April 13, 2021

In a new Southern District of New York complaint, Pinterest (1:21-cv-02874) has been accused of infringing a single patent, generally related to a touchscreen with a multifunctional keypad, through the provision of certain features of its mobile app. The patent is asserted this time by its sole named inventor David Hirshberg, rather than by the Quarterhill Inc. subsidiary (Touchscreen Technology LLC) that litigated it against TCL (TCT Mobile) in a July 2015 suit.

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