Taken from the last SGS update RNS6 Jul 2021 14:51
"At this time, it is estimated that initial results will be available by the end of June 2021, with the full results available approximately 8 weeks thereafter.
Subject to successful indications in June 2021 about the outcome of the study, conversations about commercialisation and potential license deals with third parties will commence at that time."
This appears to indicate that those involved will have an idea of the trial success about now with a view to opening discussions on licensing deals almost immediately.