What are the conditions for applying for a patent for food packaging?

The conditions for applying for a patent for food packaging are that the food usually purchased will be packaged, and different food types and packaging styles will be different. What are the conditions for applying for a patent for food packaging? What are the application conditions for food packaging patents? First, it belongs to the protection object of appearance patent; 2. Meet the examination authorization conditions. Take the licensing conditions of Sino-US design patents as an example: 1, China design patents: the design granted with patent right does not belong to the existing design; Before the filing date, no unit or individual has filed an application with the patent administration department of the State Council for the same design, and it is recorded in the patent documents published after the filing date. 2. American design patents: According to American patent law, in order to obtain patent protection, design must meet most standards applicable to invention patents. The requirements for obtaining a design patent include novelty, originality and non-obviousness, decoration and functions not derived from the product.