16 Which of the following statements is incorrect?
(A) Where a patentee establishes multiple pledges on the same patent for the purpose of securingmultiple creditors’ rights, the ranks of these pledges shall be determined according to the orderof their recordation.
(B) Where a patent right is jointly owned, all joint owners must consent in order to abandon thepatent right.
(C) Where a patent right is jointly owned, a joint owner may abandon his share only with theconsent of all other joint owners.
(D) Where a patent right has been pledged, the patentee may abandon the patent right only with theconsent of the pledgee.