42 Rental of computer software, computers, data processing apparatus and installations; leasing access time to a computer system; rental of programs on computer media and using telecommunications; design of programs for the processing of data and business texts; creation, design and production of virtual and interactive images, security systems, telecommunications; creation and maintenance of websites for others, hosting of computer websites; reconstruction of databases; technical standardization, namely designing and producing standards for televisual and radio communication, data communication standards and data processing standards; electronic programming, duplication of computer programs; engineering; transposition of software applications, software programming services; software development and design, updating of computer software and data bases, maintenance of software, consultancy in the field of computer hardware, programming for computers, installation of computer software; copyright management, exploitation of patents, namely providing of know-how, granting of licenses; technical assistance in the operation and supervision of computer networks, technical assistance in the fields of computing and telecommunications; technical assistance for improving the conditions of use of apparatus for recording, reproduction and processing of data, sound and images, telecommunications terminals, database servers, centers providing access to a computer network or data transmission networks, monitoring the effectiveness of such apparatus and instruments; research in the field of telecommunications, consultancy and technical advice in the field of telecommunications and computing, technical consultancy in relation to computers and worldwide computerized telecommunications networks; studies into all works relating to computers, technical project studies, design of computer systems and telecommunications systems; technical studies and research in the field of the operation and maintenance of computer and telecommunications equipment, technical consultancy with regard to the implementation of computer, telecommunications or security equipment, legal research; certification and authentication of messages and data transmitted by telecommunications; certification services in the nature of quality control, control of origin, and certificate of conclusion of agreements; computer system installation analysis; conversion of data and computer programs not including physical conversion, conversion of data or documents from a physical medium to an electronic medium; arbitration services, graphic arts design; technical consultancy relating to the selection of computer, telecommunications or security equipment, computer load relief