...and what that means is:"The US$2,000,000 licence fee is due...

...and what that means is:

"The US$2,000,000 licence fee is due and payable at 31 December 2012 and must be received, in full, by the Company no later than 30 June 2013. The development rights will revert back to the Company in the unlikely event that full payment is not received."

I personally would expect an announcement regarding this very soon.