I.P. ownership comes in several legal varieties: copyrights, patents, design rights, publicity rights, and trademarks. And it’s everywhere you look. United Parcel Service has a trademark on the shade of brown it paints its delivery trucks. If you paint your delivery trucks the same color, UPS can get a court to make you repaint them. Coca-Cola owns the design rights to the Coke bottle: same deal. Some models of the Apple Watch were taken off the market this past Christmas after the United States International Trade Commission determined that Apple had violated the patent rights of a medical-device firm called Masimo. (A court subsequently paused the ban.)The Best Books of 2023