公こう判はん闘とう争そう

noun

court battle; legal fight in court

Refers to a contentious legal dispute fought out in court, often implying a high-stakes or adversarial proceeding.

• その特とっ許きょ侵しん害がい事じ件けんは長ちょう期きの公こう判はん闘とう争そうとなった。

  The patent infringement case turned into a prolonged court battle.