Article 109
(1) Patent claim right belongs to the inventor or their successor; transfer of such right shall be possible.
(2) If the invention is made together by more than one individual, the patent claim right belongs to all these unless otherwise is decided.
(3) If the one invention is made by more than one individual independent of each other, the patent claim right belongs the earlier application, on condition of the earlier dated application being published.
(4) The first applicant of a patent shall be the right owner of patent demand until proven otherwise.