I understand that IMAX's demands look silly but if we accept that " trademark erosion "[1] is a real phenomenon, the question is: What forms of human communication are exempt from that? In other words, no matter how silly and innocent the passing reference to IMAX is, is it possible that IMAX lawyers must pursue those genericized uses even though those lawyers (and the client IMAX itself) knows it generates negative…
This is so, so far outside of the rights of trademark that it is just plain abusive. This sort of behavior comes about not from attempting to protect ones brand from unfair usage, but from thinking one's moneyed influence allows them to do whatever they want.