Can the patent protection period be extended?

Can the patent protection period be extended? If a patent wants to be protected, it needs to apply for a patent right, and its protection period is limited. Can the protection period of the patent right be extended? Duration of patent protection If you need professional patent services, Bajie Intellectual Property will help you! Bajie's intellectual property business has developed rapidly, focusing on trademark, patent, copyright, domain name and other intellectual property business directions. Bajie's intellectual property patent application and patent transfer agency services have been recognized by the industry. For patent transfer and patent application transaction, please consult Bajie Intellectual Property Customer Service as soon as possible. Can the patent protection period be extended? As a kind of intellectual property, patent right also has a certain period of protection. In the history of the development of the patent system, the protection period of the patent right has also shown an expanding trend. Or just take the provisions of China's patent law as an example. In the Patent Law implemented by 1985, the time limit for invention patents is 15 years, counting from the date of filing; The protection period of utility model and design patents is 5 years, counting from the date of application. Before the expiration, the patentee may apply for a three-year extension. According to the Patent Law 1992, the protection period of an invention patent is 20 years, counting from the date of application; The protection period of utility model and design patents is 10 years, counting from the date of patent application. Obviously, the patent protection period has been extended for inventions, utility models and designs. Can the patent protection period be extended? For more detailed intellectual property knowledge and business, you can call Bajie Intellectual Property Online Customer Service. Bajie Intellectual Property is committed to the field of intellectual property, and has been invested by Angel, the founder of Netac Technology, a domestic listed company, and Kingdee International, a Hong Kong listed company.