Legally speaking, can the validity of a technology transfer contract be permanent?

Legally speaking, can the validity of a technology transfer contract be permanent? According to the contract law of our country, the validity period of technology transfer contract is determined by the transferor and the transferee through consultation, and there is no mandatory requirement by law. According to Article 342nd of People's Republic of China (PRC) Contract Law, a technology transfer contract includes patent right transfer, patent application right transfer, technology secret transfer and patent licensing contract. A technology transfer contract shall be in written form. Article 348 The transferee of a technology secret transfer contract shall use the technology in accordance with the agreement, pay the royalties and undertake the obligation of confidentiality. Article 349 The transferor of a technology transfer contract shall guarantee that he is the legal owner of the technology provided, and that the technology provided is complete, error-free and effective, and can achieve the agreed purpose. Article 350 The transferee of a technology transfer contract shall, in accordance with the agreed scope and time limit, undertake the obligation to keep confidential the undisclosed secret part of the technology provided by the transferor. A technology transfer contract is an agreement that the transferor transfers the ownership or use right of a technological achievement to the transferee, and the transferee must pay the contract price or use fee. Including patent transfer contract, patent licensing contract, non-patented technology transfer contract and so on. Main features: (1) Its object is some intangible property, including patented technology, proprietary technology and other technological achievements; (2) The transfer of property rights of technological achievements, especially the right to use, is a contract, and the transferor often does not lose the ownership of its technological achievements after transferring its technology. The main contents of the contract include: in view of the terms, definition terms, transfer method, scope of rights, contract area, transfer fee, guarantee terms, technical improvement and feedback, confidentiality terms, contract term, etc. The technology transfer contract system originated from the common business practices among countries at the end of 19. With the development of modern technology trade, this system has been recognized by the laws of various countries, and the relevant laws and regulations in China have also been stipulated. As long as the term of the technology transfer contract is negotiated in accordance with the relevant regulations, the most important thing is that the protection of one's own interests needs legal protection. Therefore, when negotiating, the parties must abide by the relevant regulations, so that the agreements they signed have strong legal constraints and their rights and interests are protected by law.