From Patent Law Blog (Patently-O): Another Means-Plus-Function Patent: Invalid as Indefinite
“By Dennis Crouch Ibormeith IP v. Mercedes-Benz (Fed. Cir. 2013) Ibormeith’s patent covers a "sleepiness monitor" intended to sense when a vehicle driver is getting sleepy. This is obviously an important topic that results in thousands of annual traffic accidents….”