Outline: - The defendant is the person who committed the patent infringement or at least participated in the infringing act : the sole infringer; the joint infringer; the accessory or the indirect patent infringer. If there is more than one infringer, they are jointly and severally liable; - An appeal of the first instance court decision can be brought to the Higher District Court ... The nonextendable period for filing an appeal is one month from the date on which the reasons given for the judgment by the court of first instance were served; - Final judgments, which are formally "res judicata" or declared provisionally enforceable, as well as interim injunctions can be enforced by execution;.