(law) A noun "patent" represents an official document granting an appointment, privilege, or right, or exclusive rights to manufacture, sell, or use a new invention for a specified period.

(by extension) A product in respect of which a patent (sense 1.2.2) has been obtained.

(uncountable) Short for patent leather (“a varnished, high-gloss leather typically used for accessories and shoes”).

(figurative) A license or permission to do something, or a characteristic or quality that one possesses, often seen as a monopoly.

(gambling) The combination of seven bets on three selections, offering a return even if only one bet comes in.

(transitive, law) Successfully register a new invention with a government agency to obtain exclusive rights for its manufacture, sale, and use for a specified period, or historically, to obtain a specific grant of ownership over a piece of real property.

(transitive, figurative) To be closely associated or identified with (something); to monopolize.

Conspicuous, open, unconcealed; fine flour consisting mostly of the inner part of the endosperm; open and unobstructed, specifically in the heart; in the phase of an infection when it can be detected by clinical tests.

Explicit and obvious.

(botany) Of a branch, leaf, etc.: outspread; also, spreading at right angles to the axis.

(law) Protected by a legal patent.

(by extension, figurative) To which someone has, or seems to have, a claim or an exclusive claim; also, inventive or particularly suited for.