Aug 18 (Reuters) - Ziptel Ltd ZIP.AX
* Ziptel enters into agreement utilising ZipT IP
* Signed an agreement with space digital media limited (sdm) to have certain Zipt technology integrated into convo app
* SDM intends to spend at least £5 million in marketing of convo app or sign up a minimum 1,000 active content publishers to convo app within 3 years
* ZipT IP to be integrated into and assist with development of, convo app, in return for share of revenue for 10 years