Coats of arms of the 13th century include those of the House of Sverre (coat of arms of Norway), the Ludovingians (the lion of Hesse used by Conrad of Thuringia), Luxembourg, the kingdom of Ruthenia (Volhynia), the House of Habsburg (the Habsburgs all but abandoned their original coat of arms after gaining the Duchy of Austria in the 1270s, but it remained in use in derived lineages such as the House of Kyburg), the kingdom of Bulgaria and the Armenian Kingdom of Cilicia (Rubenids).