What is a patent? a government authority or license conferring a right or title for a set period, especially the sole right to exclude others from making, using, or selling an invention.
What is a trademark? a symbol, word, or words legally registered or established by use as representing a company or product.
Why would someone want to trademark a product? to show legal ownership over a certain thing
What is an invention? the action of inventing something, typically a process or device.
What is an innovation? the action or process of creating or designing
What is a copyright? the exclusive legal right, given to an originator or an assignee to print, publish, perform, film, or record literary, artistic, or musical material, and to authorize others to do the same.
What is the difference between a trademark and a copyright? copyright is more for literary and artistic stuff, such as books and movies. trademark is more for the company brand like a logo.