Three New Defendants Join Adobe and DocuSign in Rothschild’s Digital Verification Campaign

  • September 13, 2016

Digital Verification Systems, LLC, one of the many NPEs managed by inventor Leigh M. Rothschild, has filed three more lawsuits asserting a single patent (9,054,860) generally related to embedding a unique identifier in a document. Accused are the e-signature products on the websites of the new defendants, HelloSign (2:16-cv-01006), Serfiti (2:16-cv-01008), and SignEasy (2:16-cv-01007). This set of complaints follows a wave of cases filed in May 2016.


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