At the end of the day I guess things depend on this documentParagraph 2 last line and a half.
https://www.mineworx.net/wp-content/uploads/2021/02/Mineworx_NR_Jan-25-2017.pdf
I remember asking about this at the time and I was told that the free sub-license had no expiry date or limitations other than what is stated, so if the actual agreements finalized have the same spirit of the deal then I would say the case is frivilous.
Enviroleach exists because of Mineworx. At the time I voted against splitting these two companies up as I thought they would be better suited together but everyone thought that they could raise capital better seperately. Look where we are now.