Where does “patentspeak” come from?

patentspeak (English) comes from English speak, from Middle English speke, from Old English specan, from Old English sprecan, from Proto-West Germanic *sprekan, from Proto-Germanic sprekaną, from Proto-Indo-European spreg- — to make a sound, speak; to make a sound, utter,...

Ancestry of “patentspeak”, step by step

patentspeak traces back through two separate lines of ancestry.

via English speak

StepLanguageWordMeaning
1EnglishspeakTo communicate with one's voice, to say words out...
2Middle Englishspeke
3Old EnglishspecanAlternative form of sprecan; to speak
4Old Englishsprecanto speak, talk
5Proto-West Germanic*sprekanto speak
6Proto-Germanicsprekanąto speak, to make a noise
7Proto-Indo-Europeanspreg-to make a sound, speak; to make a sound, utter,...

via English patent

StepLanguageWordMeaning
1EnglishpatentA declaration issued by a government agency...
2Middle EnglishpatentA letter conferring a privilege or status; Such a...
3Middle Frenchpatent
4Old Frenchpatent
5Latinpatēnsbeing opening; open
6Latinpateōto be open, accessible, attainable
7Proto-Indo-Europeanpeth₂-to spread out; to fly
Every word from Proto-Indo-European spreg-Every word from Proto-Germanic sprekanąEvery word from Proto-West Germanic *sprekan