#prosecutionlaches

[gideonkorrell]

Gideon Korrell on the End of Prosecution Laches as an “Exceptional” Defense

Gideon Korrell explains why prosecution laches has moved from a rarely invoked theory to a settled, enforceable doctrine. Drawing on recent Federal Circuit decisions, he explores how long prosecution delays now carry real legal consequences, even in §145 actions, and what this shift means for patent applicants, practitioners, and the broader patent system.