It looks like the stunning decision was issued on Wednesday.
"After seventy years, Jerome Siegel's heirs regain what he granted so long ago -- the copyright in the Superman material that was published in Action Comics Vol. 1. What remains is an apportionment of profits, guided in some measure by the rulings contained in this Order, and a trial on whether to include the profits generated by DC Comics' corporate sibling's exploitation of the Superman copyright."
Click through the image for the best early write-up -- probably the best later one, too!