5 An owner of patented invention may sell the invention, transferring all the exclusive rights of it to another person or legal entity. When all these rights are transferred, it is said that ____ of such rights has taken place.
(A) the assignment
(B) licensing
(C) establishment of a pledge
(D) entrusting

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統計: A(6), B(2), C(1), D(0), E(0) #3297981

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