patentzaak (Dutch) comes from Dutch zaak, from Middle Dutch sāke, from Old Dutch saka, from Proto-West Germanic saku, from Proto-Germanic sakō, from Proto-Indo-European seh₂g- — to seek out.
patentzaak (Dutch): patent case
Definitions
patent case
Ancestry of “patentzaak”, step by step
patentzaak traces back through two separate lines of ancestry.