42 Scientific and technological services, namely, research and design relating thereto in the field of designing and producing artificial teeth, crowns, inlays, onlays, bridges and veneers; industrial analysis and research services in the field of designing and producing artificial teeth, crowns, inlays, onlays, bridges and veneers; design and development of computer hardware and software; Providing temporary use of online non-downloadable computer aided design (CAD) software for use in medical and dental applications; Providing temporary use of online non-downloadable computer aided design (CAD) software for use in designing oral appliances to address sleep apnea; Providing temporary use of online non-downloadable computer aided design (CAD) software for use in designing oral appliances to address temporomandibular joint (TMJ) disorders; Providing temporary use of online non-downloadable computer software for controlling and operating medical and dental imaging and scanning devices; Providing temporary use of online non-downloadable computer software for controlling and operating digital image sensors used in medical and dental imaging and scanning devices; Providing temporary use of online non-downloadable computer software for acquiring image data from medical and dental imaging and scanning devices; Providing temporary use of online non-downloadable computer software for processing image data received from medical and dental imaging and scanning devices; Providing temporary use of online non-downloadable computer software for rendering three-dimensional images from image data received from medical and dental imaging and scanning devices; Providing temporary use of online non-downloadable computer software for processing and displaying image data received from medical and dental imaging and scanning devices; Providing temporary use of online non-downloadable computer software for processing digital images of an anatomy received from medical and dental imaging and scanning devices for diagnosis and treatment; Providing temporary use of online non-downloadable computer aided design (CAD) software for use in dental applications; Providing temporary use of online non-downloadable computer aided design (CAD) software for prosthodontics design; Providing temporary use of online non-downloadable computer software for computer aided design and manufacture (CAD/CAM) of artificial teeth, crowns, inlays, onlays, bridges and veneers; Providing temporary use of online non-downloadable computer software for processing image data received from medical and dental imaging and scanning devices and for computer aided design and manufacture (CAD/CAM) of artificial teeth, crowns, inlays, onlays, bridges and veneers; Providing temporary use of online non-downloadable computer software to maintain and operate computer systems, namely, systems for imaging intra-oral anatomies and for computer aided processing of the image data to design and manufacture (CAD/CAM) articles; Providing temporary use of online non-downloadable computer software for use in imaging intra-oral anatomies and for computer aided processing of the image data to design and manufacture (CAD/CAM) artificial teeth, crowns, inlays, onlays, bridges and veneers; Providing temporary use of online non-downloadable computer software to maintain and operate computer systems, namely, systems for optical 3D imaging of intra-oral anatomies and for computer aided processing of the image data to design and manufacture (CAD/CAM) of artificial teeth, crowns, inlays, onlays, bridges and veneers