washington u.s. chief justice john roberts monday describe bizarre legal process use company challenge competitors patent supreme court hear case involve vehicle speedometer alert drivers drive quickly eight justices hear appeal file cuozzo speed technologies llc whose speedometer patent invalidate u.s. patent trademark office review board procedure challenge gps device maker garmin ltd 2012. issue justices one-hour argument case whether u.s. government make easy company pursue challenge patent company new jersey-based cuozzo challenge board action federal court appeal court last year uphold agency action cuozzo ask supreme court reverse appellate decision garmin long involve case roberts outspoken critic among eight justices current system company adopt dual-track strategy challenge patent simultaneously federal court agency review board roberts describe system bizarre way ... decide legal question extraordinary animal legal culture two different proceed address question justice stephen breyer appear sympathetic patent office say 2011 law set review board procedure may intend counter criticism patent office issue many patent issue first place so-called patent troll entities hold patent purpose sue firm seek develop new products benefit generosity breyer indicate patent office view law allow second bite question whether patent issue breyer call partial-groundhog day statute refer 1993 film groundhog day bill murray character repeatedly re-lives day company frequent target patent suit include apple inc google inc turn patent office procedure know inter part review ipr try fight patent challenge google apple join court paper back patent office cuozzo tell justices nearly 85 percent case patent challenge cancel rule due end june chief justice call u.s. patent challenge process bizarre