A design must be registered before a public presentation of an object. PANArt did not do this with the famous Hang sound sculpture. In certain countries, however, copyright protection applies, for example in Switzerland.
PANArt has registered the further developments ahead of time. The designs of the following instruments by PANArt Hangbau AG are internationally protected: (more detailed description)
In addition, PANArt owns the following internationally protected trademarks: