1, product invention, product invention, refers to the products directly produced by the technical scheme provided by the inventor to solve specific problems, such as electric lights, telephones, machines, equipment, instruments, new alloy substances and other inventions. Substances that are in a natural state without human processing are not product inventions, such as natural gems and minerals. After a product invention is patented, it is called a product patent, which only protects the product itself and does not protect the manufacturing method of the product.
2. Method Invention Method invention refers to the operation method and technological process created for manufacturing products or solving a technical problem. The "methods" here can be chemical methods, mechanical methods, communication methods and methods described in the order specified by the process. Such as papermaking, steelmaking, printing and communication. A method invention is called a method patent after it is patented. According to the Patent Law of our country, the protection scope of method patent extends to the products directly obtained by this method and imported or used or sold in China. This means that no unit or individual may use the patented method and use or sell the products directly obtained according to the patented method without the permission of the patentee of the method invention.