24 Which of the following does not belong to “secondary considerations” in determining the non-obviousness
requirement?
(A) The failure of others to solve the problem addressed by the invention
(B) The existence of a long-felt need for the invention
(C) The research and development cost of the invention
(D) The commercial success of the invention
答案:登入後查看
統計: A(0), B(0), C(2), D(1), E(0) #3145263
統計: A(0), B(0), C(2), D(1), E(0) #3145263