Union Technology International (UTec) recently announced that the State Intellectual Property Office of the People’s Republic of China (PRC) has declared invalid a patent-infringement complaint brought against Print-Rite by Zhuhai CTC Electronic Co. Ltd.The infringement accusation was raised in relation to Print-Rite’s CoLiDo 1.0 3D printer design. Print-Rite stated that in case reference numbers 201330341637
