The argument apple is making is a third party cannot manufacture for example a car door, because the door shape is a company trademark. They are trying to pre

The argument apple is making is a third party cannot manufacture for example a car door, because the door shape is a company trademark. They are trying to prevent repair and maintenance of their products, so you will go buy a new one, which they receive a larger margin on, as well as they can deprecate old products and no longer support them.