A.Why patent necessary? Patents provide incentives to individuals by offering them recognition for their creativity and material reward for their marketable inventions.These incentives encourage innovation,which assures that the quality of human life is continuously enhanced. -Comments from WIPO Patents Promote the Progress of Science Patentee are obligated to publicly disclose his idea in detail,thus enrich the total body of technical knowledge in the world the purpose of Invention-creation This Law is enacted to protect patent rights for invention-creations,to encourage invention-creation,to foster the spreading and application of inventions-creations, and to promote the development and innovation of science and technology,for meeting the needs of the construction of socialist modernization. -Article 1,Patent Law of P.R.ChinaA. Why patent necessary? • Patents provide incentives to individuals by offering them recognition for their creativity and material reward for their marketable inventions. These incentives encourage innovation, which assures that the quality of human life is continuously enhanced. —— Comments from WIPO • Patents Promote the Progress of Science Patentee are obligated to publicly disclose his idea in detail, thus enrich the total body of technical knowledge in the world • the purpose of Invention-creation This Law is enacted to protect patent rights for invention-creations, to encourage invention-creation, to foster the spreading and application of inventions-creations, and to promote the development and innovation of science and technology, for meeting the needs of the construction of socialist modernization. —— Article 1, Patent Law of P. R. China