Class 42 scientific and technological services and related research and design services; industrial analysis and research; design and development of computer hardware and software [Note] Class 42 mainly includes services provided by people , theoretical and practical services provided by individuals or collectives involving activities in complex fields; these services are provided by professionals such as chemists, physicists, engineers, computer programmers, etc. This category includes in particular: - services provided by engineers engaged in assessment, estimation and research and reporting in scientific and technological fields; - scientific research services for medical purposes. In particular, this class excludes: - business research and development (Class 35); - word processing and computer file management (Class 35); - finance and financial evaluation (Class 36); - Mining and oil extraction (Class 37); - Computer (hardware) installation and maintenance services (Class 37); - Services provided by professionals such as doctors, veterinarians and psychoanalysts (Class 44); —Medical services (Class 44); —Garden design (Class 44); —Legal services (Class 45).