Zhuhai CosMX Battery Co., Ltd. vs. Ningde Amperex Technology Ltd.

Explore the PTAB proceeding IPR2025-00405 filed by Zhuhai CosMX Battery Co., Ltd. on 2025-01-03. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00405

Filing Date

2025-01-03

Accorded Filing Date

2025-01-03

Institution Decision Date

2025-10-15

Last Modified Date

2026-02-18

Proceeding Type

IPR

Termination Date

2025-10-15

Trial Status

Institution Denied

Parties & Counsel

Petitioner

Zhuhai CosMX Battery Co., Ltd.

Represented By

Stein, Jameset al

Patent Owner / Respondent

Ningde Amperex Technology Ltd.

Represented By

Douglas, Christopheret al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 1700 - Chemical & Materials Engineering

Patent Information

1 Patent Involved

Respondent Application Number 18076882

Respondent Patent Number 11769910

External Links

Espacenet

Google Patents

Respondent Inventor Kefei WANG et al

Respondent Tech Center TC 1700 - Chemical & Materials Engineering

Address and Attorney/Agent Information

11 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name MAIER & MAIER, PLLC

Customer Number 62008

Address 345 SOUTH PATRICK STREET, ALEXANDRIA, VA, 22314, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
34423	Surinder Sachar	703-413-3000
40294	Michael Casey	571-278-6379
51986	Timothy Maier	703-740-8322
53255	Christopher Maier	703-740-8322
58543	Robert Madsen	703-740-8322
59241	Patrick Wamsley	703-519-9801
68584	Max Kaganov	305-807-4358
70435	Timothy Harbeck	703-740-8332
74285	Christopher Ohslund	703-740-8332
80717	Ryan Thompson	703-740-8322
L1386	Lin Chen	703-740-8322

Proceeding Documents

Notice: refund approved NOTICE

2025-12-18 FILING PARTY: BOARD

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Petitioner's Request for Refund of Post-Institution Fees OTHER

2025-12-15 FILING PARTY: PETITIONER

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Order Granting Review, Vacating the Decision Granting Institution, and Denying Institution of Inter Partes Review DECISION

2025-10-15 FILING PARTY: BOARD

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Petitioner's Updated Power of Attorney NOTICE

2025-10-10 FILING PARTY: PETITIONER

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Petitioner's Updated Mandatory Notices Under 37 CFR § 42.8(a)(3) NOTICE

2025-10-10 FILING PARTY: PETITIONER

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Zhuhai CosMX Battery Co., Ltd. vs. Ningde Amperex Technology Ltd.

Proceeding Overview

Parties & Counsel

Petitioner

Zhuhai CosMX Battery Co., Ltd.

Represented By

Patent Owner / Respondent

Ningde Amperex Technology Ltd.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioner's Request for Refund of Post-Institution Fees OTHER

Order Granting Review, Vacating the Decision Granting Institution, and Denying Institution of Inter Partes Review DECISION

Petitioner's Updated Power of Attorney NOTICE

Petitioner's Updated Mandatory Notices Under 37 CFR § 42.8(a)(3) NOTICE

Patent Owner's Notice of Deposition of Brett Lucht, Ph.D. NOTICE

Patent Owner's Updated Mandatory Notices NOTICE

General Order: Related Matters Updates ORDER

Authorized Response to Director Review Request OTHER

Patent Owner's Notice of Intent to Designate Provisionally Recognized PTAB Attorney Brady Cox NOTICE

Ningde Amperex Tech. Exhibit No. 2034-Declaration of Brady Cox Exhibit

Ex. 3100 Counsel email for Authorized response Exhibit

Petitioner's Objections to Evidence Submitted with Patent Owner's Preliminary Response OTHER

Patent Owner's Objections to Evidence Submitted Prior to Institution OTHER

Request for Director Review of Decision Granting Institution of Inter Partes Review REQUEST

SCHEDULING ORDER ORDER

DECISION Granting Institution of Inter Partes Review 35 U.S.C. § 314 DECISION

Director Discretionary Decision: Refer RESPONSE

EX1028_Order, ECF 106 Exhibit

EX1026_Partial Stay Order, ECF 402 Exhibit

EX1038_Amended Final Judgment, ECF 427 Exhibit

EX1034_CTIF article Exhibit

EX1027_Order, ECF 170 Exhibit

Petitioner's Response to PO Discretionary Denial Brief RESPONSE

EX1029_Order, ECF 86 Exhibit

EX1030_Order, ECF 493 Exhibit

EX1036_Lex Machina Exhibit

EX1032_Order, ECF 616 Exhibit

EX1035_Evans Declaration Exhibit

EX1037_Verdict Form, ECF 345 Exhibit

EX1031_Order, ECF 163 Exhibit

EX1033_Docket Navigator Exhibit

Ningde Amperex Tech. Exhibit No. 2017-Sigma 1.0M LiPF6 July 2016 Exhibit

Patent Owner's Preliminary Response POPR

Ningde Amperex Tech. Exhibit No. 2033-A Comparison of Methodologies for the Non-Invasive Characterisation Exhibit

Ningde Amperex Tech. Exhibit No. 2023-Interfacial Processes and Influence of Composite Exhibit

Ningde Amperex Tech. Exhibit No. 2004-Germany Order 1 Exhibit

Ningde Amperex Tech. Exhibit No. 2016- Curriculum Vitae of Dean Wheeler Exhibit

Ningde Amperex Tech. Exhibit No. 2027-BES DOE Energy Innovation Hubs Exhibit

Ningde Amperex Tech. Exhibit No. 2032-Spectroscopy Solutions for Materials Analysis Exhibit

Ningde Amperex Tech. Exhibit No. 2011-Docket Exhibit

Ningde Amperex Tech. Exhibit No. 2030-Effects of Cycling Exhibit

Ningde Amperex Tech. Exhibit No. 2001-Second Amended Complaint Exhibit

Ningde Amperex Tech. Exhibit No. 2021-204442NDEEP_Annex W3 Exhibit

Ningde Amperex Tech. Exhibit No. 2024-DIPPR Printout Exhibit

Ningde Amperex Tech. Exhibit No. 2014-PE2E Search Tool Exhibit

Ningde Amperex Tech. Exhibit No. 2022-CN104051787A Exhibit

Ningde Amperex Tech. Exhibit No. 2009-Amended Final Judgment Exhibit

Ningde Amperex Tech. Exhibit No. 2010-Article Exhibit

Ningde Amperex Tech. Exhibit No. 2006-DocketNavigator Statistics Exhibit

Ningde Amperex Tech. Exhibit No. 2020-204442NDEEP_Annex W2 Exhibit

Ningde Amperex Tech. Exhibit No. 2003-CosMX Invalidity Contentions Cover Pleading Exhibit

Ningde Amperex Tech. Exhibit No. 2002-Scheduling Order Exhibit

Ningde Amperex Tech. Exhibit No. 2029- Effects of Li Ions and PH on Function Exhibit

Ningde Amperex Tech. Exhibit No. 2012-USP 10,833,363 Exhibit

Ningde Amperex Tech. Exhibit No. 2018-LiPF6_SDS dated sept 2018 Exhibit

Ningde Amperex Tech. Exhibit No. 2031-Level Modeling Exhibit

Ningde Amperex Tech. Exhibit No. 2028- Interplay of Electrode Heterogeneity Exhibit

Patent Owner's Discretionary Denial Brief RESPONSE

Ningde Amperex Tech. Exhibit No. 2008-Joint Motion for Entry of Protective Order Exhibit

Ningde Amperex Tech. Exhibit No. 2026-Hubs-Department of Energy Exhibit

Ningde Amperex Tech. Exhibit No. 2015-Declaration of Dean Wheeler Exhibit

Ningde Amperex Tech. Exhibit No. 2005-Germany Order 2 Exhibit

Ningde Amperex Tech. Exhibit No. 2013-Chinese Case Search Exhibit

Ningde Amperex Tech. Exhibit No. 2025-2016 Batteries Conference GRC Exhibit