 The company became known simply as Donnet after designer Denhaut left it in 1919 (replaced by Maurice Percheron), but did not continue to build aircraft for long afterwards.Jérôme Donnet purchased "Automobiles Zedel" of Pontarlier, Doubs, France in 1919, and changed the name of the enterprise to Donnet-Zedel.From this factory he made the Donnet-Zedel CI-6 with 2120 cc engine, a design originating from 1912.