Computer software for the sending, receiving, forwarding and display of instant electronic messages containing text, images, files, audio, video and audio-visual content and other data between two or more users; downloadable computer software for the sending, receiving, forwarding and display of instant electronic messages containing text, images, files, audio, video and audio-visual content and other data between two or more users on mobile phones, tablets and other electronic mobile devices; downloadable applications (apps) for the sending, receiving, forwarding and display of instant electronic messages containing text, images, files, audio, video and audio-visual content and other data between two or more users on mobile phones, tablets and other electronic mobile devices; computer software for voice over IP (VOIP) communications; downloadable computer software for voice over IP (VOIP) communications on mobile phones, tablets and other electronic mobile devices; downloadable applications (apps) for voice over IP (VOIP) communications on mobile phones, tablets and other electronic mobile devices
Electrical and Scientific Apparatus