Cases filed in Texas
Far North Patents, LLC v. Ribbon Communications Inc. et al
as 4:2019cv00945
Defendant: Ribbon Communications Inc. and Sonus Networks, Inc.
Plaintiff: Far North Patents, LLC
Cause Of Action: 35 U.S.C. § 271
Far North Patents, LLC v. Broadcom Pte. Ltd. et al
as 4:2019cv00939
Defendant: CA Inc., Broadcom Pte. Ltd., Broadcom Corp. and others
Plaintiff: Far North Patents, LLC
Consolidated Defendant: NXP Semiconductors N.V., NXP B.V., Marvell Technology Group Ltd. and others
Cause Of Action: 35 U.S.C. § 271
Metaswitch Networks Ltd. et al v. Ribbon Communications Inc. et al
as 6:2019cv00077
Plaintiff: Metaswitch Networks Corp. and Metaswitch Networks Ltd
Defendant: Genband Holdings Company, Sonus Networks, Inc., Ribbon Communications Inc. and others
Undetermined: Jeff Kaplan
Cause Of Action: 15 U.S.C. § 1
Sonus Networks, Inc. v. Metaswitch Networks Ltd et al
as 2:2018cv00155
Plaintiff: Sonus Networks, Inc.
Defendant: Metaswitch Networks Corp. and Metaswitch Networks Ltd
Cause Of Action: 35 U.S.C. § 271
Sonus Networks, Inc. v. Metaswitch Networks Ltd et al
as 2:2018cv00058
Plaintiff: Sonus Networks, Inc.
Defendant: Metaswitch Networks Corp. and Metaswitch Networks Ltd
Counter Defendant: Ribbon Communications Inc.
Not Yet Classified: Jeff Kaplan and David Keyzer
Cause Of Action: 35 U.S.C. § 271
Sonus Networks, Inc v. Metaswitch Networks Ltd et al
as 2:2018cv00057
Plaintiff: Sonus Networks, Inc.
Defendant: Metaswitch Networks Corp. and Metaswitch Networks Ltd
Cause Of Action: 35 U.S.C. § 271
Marking Object Virtualization Intelligence, LLC v. Sonus Networks, Inc.
as 2:2016cv01100
Plaintiff: Marking Object Virtualization Intelligence, LLC
Defendant: Sonus Networks, Inc.
Cause Of Action: 35 U.S.C. § 271
Mod Stack LLC v. Sonus Networks, Inc.
as 2:2016cv00301
Plaintiff: Mod Stack LLC
Defendant: Sonus Networks, Inc.
Cause Of Action: 35 U.S.C. § 271
EON Corp. IP Holdings, LLC
as 2:2010cv00448
Plaintiff: EON Corp. IP Holdings, LLC
Defendant: Sensus USA, Inc., Aruba Networks, Inc., Broadsoft, Inc. and others
Cause Of Action: 35 U.S.C. § 271

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