KATO

Computer software for the transmission of real-time messages, instant messages, text, chat, voice, video, files, and data among computer users concerning topics of general interest

Providing online non-downloadable software for the transmission of real-time messages, instant messages, text, chat, voice, video, files, and data among computer users concerning topics of general interest; hosting online web facilities for others for organizing and conducting online meetings, gatherings, and interactive discussions