Infringement with the shape of Tetris?

Hello, first of all, we need to see if you use it for commercial purposes for profit. Secondly, we need to see if Tetris has registered an appearance patent, or whether it is still within the protection period of the appearance patent. If it is only for personal use, it generally does not involve infringement.

Article 2 of China's Patent Law stipulates: "Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application based on the shape, pattern or combination of products, as well as the combination of color and shape and pattern. Visible, the design patent shall meet the following requirements:

(1) refers to the design of shape, pattern, color or their combination;

The latest version of the design patent certificate

(2) It must be the design of product appearance;

(3) it must be beautiful;

(4) It must be suitable for industrial application.

If you can give detailed information, you can give a more detailed answer.