> If there is no copyright, they don't even need to change the name. The absence of copyright does not necessarily mean the absence of trademark. If I want to

> If there is no copyright, they don't even need to change the name. The absence of copyright does not necessarily mean the absence of trademark. If I want to make O-shaped oat cereal, I can. That doesn’t (and shouldn’t) give me the right to put it in a yellow box and call it Cheerios.