While there can be more than one idea, Copyright makes sure that your idea is not copied unless authorized by you. Copyright registration is given in cases of music, books, designs, films, paintings, literary work, cinematography, films, computer programs, tables &compilations. While in a patent your ideas are protected, a copyright prevents any duplication of your work unless authorized by you. Life span of a copyright is 60 years, this means nobody will be able to use your ideas or remix them into anything else for that period of time.