You own the copyright on any tangible expression that you create. Along with other forms, tangible expressions include written words, illustrations, printed works, electronic software, and recordings. This copyright is yours for the length of your life plus 50 years, unless it was done for an employer or commissioned as work for hire. If you have coauthors, each of you is a co-owner of the copyright, with equal rights.
Copyright does not cover the ideas, procedures, processes, concepts, or discoveries contained in such works. Protection of those things can sometimes be obtained through patents. (See later in this chapter.)
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