You Made Tetris, Congrats!

The court says Tetris is a puzzle game where user manipulates pieces composed of square blocks made into each made into a different geometric shape. If the piece is accumulate and reach to the top of the screen, the game is over. These general abstract ideas underlying Tetris cannot be protected by copyright nor can the expressive elements that are inseparable from them. They're not part of the ideas, rules, or functions of the game. The style, design, shape, and movement of the pieces are individual expression.