En el diseño de lenguas filosóficas fueron pioneros Francis Lodwick ("A Common Writing", 1647; "The Groundwork or Foundation laid (or So Intended) for the Framing of a New Perfect Language and a Universal Common Writing", 1652), Sir Thomas Urquhart ("Logopandecteision", 1652), George Dalgarno ("Ars signorum", 1661), y John Wilkins ("Essay towards a Real Character, and a Philosophical Language", 1668).