e/Intellectual rights to magic methods

Information
has gloss	eng: Intellectual rights to magic methods refers to the legal and ethical debate about the extent to which proprietary or exclusive rights may subsist in the methods or processes by which magic tricks or illusions are performed. It is a subject of some controversy.
lexicalization	eng: Intellectual rights to magic methods
instance of	(noun) a secret (method or device or formula) that gives a manufacturer an advantage over the competition trade secret