Viztone’s Patents cover the delivery of multimedia messages during the pre-connection phase of any telephone call
The patented technologies of Viztone Ltd are available for licensing
Patented Video Ring Back Tone & Ring Tone technology
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The patents relate to the delivery of “video ring back tones” and “video ring tones“. Viztone’s patents are granted in the UK and Australia and in the US. In addition there is one further application in the US (filed 2001). This application is expected to proceed to grant in due course.