5. Extended meanings of 'perpetuity'.

Although the law of perpetuities as treated in this title is only concerned with future interests1, in the history of English law2 the word 'perpetuity' has sometimes been used in a wider sense, and certain present interests have been held void under the name of perpetuities. Examples of those present interests are:


    (1)     present estates and interests with an unauthorised mode of devolution, for example an estate of inheritance not known to the common law3, an unbarrable entail4, an estate in which successive heirs take life estates only5, and the attempted entail of a chattel made prior to 1