Inter Partes Review Proceedings
PTAB Portal
IPR Case No(s):
U.S. Patent No.
7,521,052 (Methods for Treating Interleukin-6 Related Diseases)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, Inc.; Fresenius SE & Co. KGaA
§ 102 Challenge
Y: Claim 1
Claim Types Challenged Under § 102
Method of Treatment
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claim 1
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Y
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled After Institution)
IPR Status
Settled After Institution
U.S. Patent No.
10,744,201 (Method for Treating Rheumatoid Arthritis with a Human IL-6 Receptor Antibody and Methotrexate)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, Inc.; Fresenius SE & Co. KGaA
§ 102 Challenge
Y: Claims 1-15
Claim Types Challenged Under § 102
Method of Treatment
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claims 1-15
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Y
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled After Institution)
IPR Status
Settled After Institution
U.S. Patent No.
8,580,264 (Subcutaneously Administered Anti-IL6 Receptor Antibody)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Genentech, Inc.; Hoffmann-La Roche Inc.
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, Inc.; Fresenius SE & Co. KGaA
§ 102 Challenge
Y: Claims 1-3, 6-11
Claim Types Challenged Under § 102
Method of Treatment
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claims 1-3, 6-11
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Y
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled After Institution)
IPR Status
Settled After Institution
U.S. Patent No.
10,874,677 (Subcutaneously Administered Anti-IL6 Receptor Antibody)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Hoffmann-La Roche Inc.
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, Inc.; Fresenius SE & Co. KGaA
§ 102 Challenge
Y: Claims 1, 5
Claim Types Challenged Under § 102
Other (Drug Delivery Device)
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claims 1-8
Claim Types Challenged Under § 103
Other (Drug Delivery Device)
§ 103 Challenge Instituted
Y
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled After Institution)
IPR Status
Settled After Institution
U.S. Patent No.
8,580,264 (Subcutaneously Administered Anti-IL6 Receptor Antibody)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Genentech, Inc.; Hoffmann-La Roche Inc.
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, Inc.; Fresenius SE & Co. KGaA
§ 102 Challenge
Y: Claim 12
Claim Types Challenged Under § 102
Method of Treatment
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claims 4, 5, 12
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Y
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled After Institution)
IPR Status
Settled After Institution
U.S. Patent No.
9,750,752 (Subcutaneously Administered Anti-IL6 Receptor Antibody)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Hoffmann-La Roche Inc.
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, LLC; Fresenius SE & Co. KGaA
§ 102 Challenge
N
§ 103 challenge
Y: Claims 1-16
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Y
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled After Institution)
IPR Status
Settled After Institution
U.S. Patent No.
8,580,264 (Subcutaneously Administered Anti-IL6 Receptor Antibody)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Hoffmann-La Roche Inc.; Genentech, Inc.
Petitioner(s)
Celltrion, Inc.; Celltrion Healthcare Co. Ltd.; Celltrion Healthcare USA, Inc.
§ 102 Challenge
Y: Claims 1-3, 6-12
Claim Types Challenged Under § 102
Method of Treatment
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claims 1-12
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Y
Final Written Decision Issued
Y
Federal Circuit Appeal(s)
24-1115 (Consolidated with lead appeal 24-1111)
IPR Status
Final Written Decision (All Challenged Claims Unpatentable); Federal Circuit Appeal Voluntarily Dismissed
U.S. Patent No.
10,874,677 (Subcutaneously Administered Anti-IL6 Receptor Antibody)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Hoffmann-La Roche Inc.; Genentech, Inc.
Petitioner(s)
Celltrion, Inc.; Celltrion Healthcare Co. Ltd.; Celltrion Healthcare USA, Inc.
§ 102 Challenge
Y: Claims 1, 5
Claim Types Challenged Under § 102
Other (Drug Delivery Device)
§ 102 Challenge Instituted
Y
§ 103 challenge
Y: Claims 1-8
Claim Types Challenged Under § 103
Other (Drug Delivery Device)
§ 103 Challenge Instituted
Y
Final Written Decision Issued
Y
Federal Circuit Appeal(s)
24-1111 (Lead, consolidated with 24-1115)
IPR Status
Final Written Decision (All Challenged Claims Unpatentable); Federal Circuit Appeal Voluntarily Dismissed
U.S. Patent No.
10,231,981 (Subcutaneously Administered Anti-IL6 Receptor Antibody for Treatment of Juvenile Idiopathic Arthritis)
Patent Owner
Chugai Seiyaku Kabushiki Kaisha; Hoffmann-La Roche Inc.
Petitioner(s)
Fresenius Kabi USA, LLC; Fresenius Kabi SwissBioSim GmbH; Fresenius Kabi AG; Fresenius Kabi Deutschland GmbH; Fresenius Kabi Pharmaceuticals Holding, LLC; Fresenius SE & Co. KGaA
§ 102 Challenge
Y: Claims 1-14
Claim Types Challenged Under § 102
Method of Treatment
§ 102 Challenge Instituted
Settled Prior to Institution Decision
§ 103 challenge
Y: Claims 1-14
Claim Types Challenged Under § 103
Method of Treatment
§ 103 Challenge Instituted
Settled Prior to Institution Decision
Settled / Challenged Claims Disclaimed / Challenge Terminated
Y (Settled Prior to Institution Decision)
IPR Status
Settled Prior to Institution Decision