RightSignature, Customer Sued By RPost

Santa Barbara-based RightSignature, the provider of electronic signature services, as well as one of its customers--Farmers Insurance--has just been sued by competing electronic signature service RPost. According to a filing with the Texas Eastern District Court, RPost claims patent infringement over 4 different patents owned by the company. The lawsuit---Rmail Limited et al v. Right Signature, LLC et al--was filed on Friday. The lawsuit came at the same time that RPost also sued another, online electronic signature service competitor--DocuSign--for similar patent claims. RightSignature announced the addition of Farmer's Insurance as a customer in May of last year. RPost also has operations in Los Angeles.