
Being a notorious font of local wisdom, I am often asked whether Judge X or Y will entertain indefiniteness at Markman. Well here you have it faithful readers—everything you need to know about raising indefiniteness at Markman in Delaware
Most Delaware District Judges Will Allow Briefing and Argument on Indefiniteness at Markman
Judge Sleet rather famously did not entertain indefiniteness arguments at Markman, considering it “an attempt at an end-run around the court's scheduling order regarding the filing of dispositive motions [that] will not be sanctioned.” Pharmastem Therapeutics, Inc. v. Viacell, Inc., No. 02-148 GMS, 2003 WL 124149, at *1 n.1 (D. Del. Jan. 13, 2003). He frequently referred to this prohibition …