Why would someone want to trademark a product?
People trademark products to make a product or business more recognizable or unique-- everyone knows the Nike logo, the McDonald's slogan, and without them, they might not be as popular as they are. Half the people who wear Adidas only do for the logo.
What is an invention?
An invention is something created that's never been made before.
What is an innovation?
An innovation is taking something that's already been invented, and adding onto it to make it a better or more convenient product.
What is a copyright?
It's basically a trademark for artistic material-- a piece of music, a film, a book-- all copyrighted, as opposed to trademarked. For example, I can't use a whole lot of pictures on this project because they're copyrighted.
What is the difference between a trademark and a copyright?
A trademark is in regard to company brands and stuff while a copyright is for literary and artistic works.