Ronran - I think my understanding was the same as Mikesmark's in that the Judge hearing the arguments on Friday was Chhabria and not Grewal. The below post is from the last Pacer regarding time allotment.
NDoC Pacer: ALLOTMENT OF TIME FOR SEPTEMBER 18, 2015 TUTORIAL AND MARKMAN
3:12-cv-03881-VC Technology Properties Limited LLC et al v. Nintendo Co., Ltd et al
Vince Chhabria, presiding
Paul Singh Grewal, referral
Date filed: 07/24/2012
Date of last filing: 09/09/2015
Does it or does it not say Vince Chhabria, presiding...