[1] Rudolf was a member of the House of Gundelfingen, whose ancestral seat Hohen-Gundelfingen is located in modern-day Münsingen in Baden-Württemberg.
[2] Between 10 and 15 October 1288 Konrad was appointed anti-abbot of Saint Gall by King Rudolf of Habsburg when Wilhelm von Montfort was given an Imperial Ban for his policies.
Konrad waged war against Wilhelm, aided by Ulrich von Ramschwag.
[3] Konrad joined the Habsburg league under the knight Jakob von Frauenfeld and tried to capture Schwarzenbach Castle from Wil.
[1] Wilhelm von Montfort and Konrad must have found an agreement, as a settlement of 100 silver marks is recorded for 26 October 1298.