Where does “patentable” come from?

Patentable derives from English patent combined with the Middle English suffix -able, from Old French -able, from Latin -abilis, ultimately traceable through Latin patina and Ancient Greek πατάνη to the Proto-Indo-European root peth₂-.

patentable (English): Able to be protected by a patent; for which a...

Definitions

  1. Able to be protected by a patent; for which a...

Ancestry of “patentable”, step by step

patentable 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 Spanish patentar

StepLanguageWordMeaning
1Spanishpatentarto patent
2Spanish-arIn adjectives, indicating membership or status;...
3Old Spanish-arindicates membership or status
4Latinsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
5Proto-Indo-EuropeanDerives nouns from roots

Words derived from “patentable

Every word from Proto-Indo-European peth₂-