The National Office of Industrial Property of the Dominican Republic has granted LleidaNetworks Serveis Telemàtics, S.A. a new patent for its method for the registration and certification of electronic mail. The patent, the first one that the Spanish listed corporation receives in 2021, has legal validity for 20 years. This is also the first patent the business wins in the Dominican Republic and the 196th that has been granted to the company worldwide. This patent describes the method that allows the firm to demonstrate the reception of an email, with its content, its destination and the moment it was delivered to the server.