Case Number:

IPR2019-00925

Case Type:

IPR

Status:

Final Written Decision

Petitioner:

Facebook, Inc.

Patent Owner:

BlackBerry Limited

Tech Center:

2100

1. Filed: April 04, 2019 00:00

   Coverage

   1. July 16, 2020

      PTAB Judge Grills BlackBerry In Facebook Bid To Ax Email IP

      A Patent Trial and Appeal Board judge unloaded a barrage of questions on a BlackBerry attorney Thursday, seemingly unpersuaded by his argument that Facebook failed to meet its burden to show that BlackBerry's email notification patent is invalid.

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