Where does “nonpatent” come from?

nonpatent (English) comes from English patent, from Middle English patent, from Middle French patent, from Old French patent, from Latin patēns, from Latin pateō, from Proto-Indo-European peth₂- — to spread out; to fly.

nonpatent (English): Not a patent

Definitions

  1. Not a patent

Ancestry of “nonpatent”, step by step

nonpatent traces back through two separate lines of ancestry.

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

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European peth₂-Every word from Latin pateōEvery word from Latin patēns