What is the difference between a copyright and a patent?

MultiRegion, United States of America

The following excerpt is from Aoki v. Gilbert, No. 2:11-cv-02797-TLN-CKD (E.D. Cal. 2020):

57. "Unlike a patent, a copyright gives no exclusive right to the art disclosed; protection is given only to the expression of the idea not the idea itself." Mazer v. Stein, 347 U.S. 201, 217 (1954).

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