https://www.wright-brothers.org/History_Wing/Wright_Story/Sh...
"We wish it to be understood, however, that our invention is not limited to this particular construction, since any construction whereby the angular relations of the lateral margins of the aeroplanes may be varied in opposite directions with respect to the normal planes of said aeroplanes comes within the scope of our invention."
Some people (Curtis) felt this claim was far too encompassing and should not be enforced. But I don't know, These guys just spent a decade working out an entirely new discipline, aeronautical control. And you don't think they deserve exclusive exploitation rights to that discipline for the next 20 years?