There should be a "sh*t or get off the pot" clause in patents, if you've not done anything with the patent in the 5 years since filing for it, it gets opened up

There should be a "sh*t or get off the pot" clause in patents, if you've not done anything with the patent in the 5 years since filing for it, it gets opened up to the public. In that case the MPEG group has done something (licensed it out to people doing something with it) so would be fine If you have, standard patent rules