Legal Definition of Patent: (a) The right of monopoly over the manufacture, sale, and use of a device or process that one has discovered or invented, such patent being granted by law or statute. (b) A grant of mineral rights to public land. (c) As an adjective, patent means obvious or evident | Learn the legal definition of patents and their significance in the business world. Discover how patents protect your inventions and give you exclusive rights. Get insights into different examples of patents and why understanding the legal definition is important for entrepreneurs. Read more here