The detailed information for PTAB case with proceeding number IPR2021-01442 filed by Amperex Technology Limited against Maxell, Ltd. on Sep 23, 2021. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2021-01442
Filing Date
Sep 23, 2021
Petitioner
Amperex Technology Limited
Respondent
Maxell, Ltd.
Status
Final Written Decision
Respondent Application Number
12673961
Respondent Tech Center
1700
Respondent Patent Number
9166251
Institution Decision Date
Apr 12, 2022
Termination Date
Mar 28, 2023

Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.


Document NameFiling DateCategoryFiling Party

Alert me when new update on this case

Other: Fed Circuit mandate

Apr 1, 2025PAPERBOARD

Other: other court decision

Apr 1, 2025PAPERBOARD

Patent Owner's Notice of Appeal

Aug 10, 2023PAPERPATENT OWNER

Denying Patent Owner’s Request on Rehearing of Final Written Decision 37 C.F.R. 42.71(d)

Jun 8, 2023PAPERBOARD

Patent Ower's Request for Rehearing

Apr 27, 2023PAPERPATENT OWNER

Ex. 2017 Opposed Motion for Supplemental Claim Construction

Apr 27, 2023EXHIBITPATENT OWNER

Final Written Decision: JUDGMENT Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. § 318

Mar 28, 2023PAPERBOARD

Other: Hearing transcript

Feb 6, 2023PAPERBOARD

Patent Owner's Demonstrative Exhibits

Jan 5, 2023PAPERPATENT OWNER

Petitioner's Demonstrative Exhibits for Oral Argument

Jan 5, 2023PAPERPETITIONER

ORDER Setting Oral Argument 37 C.F.R. sec 42.70

Nov 30, 2022PAPERBOARD

Patent Owner Maxell, Ltd.'s Request for Oral Argument

Nov 25, 2022PAPERPATENT OWNER

Petitioner Amperex Technology Limited's Request for Oral Argument

Nov 23, 2022PAPERPETITIONER

Patent Owner's Sur-Reply In Response to Petition for Inter Partes Review of United States Patent No. 9,166,251

Nov 14, 2022PAPERPATENT OWNER

Patent Owner's Updated Power of Attorney

Oct 11, 2022PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

Oct 11, 2022PAPERPATENT OWNER

Order Granting Unopposed Motion to Withdraw Counsel

Oct 7, 2022PAPERBOARD

Patent Owner's Motion for Withdrawal of Counsel

Oct 4, 2022PAPERPATENT OWNER

Petitioner's Reply Brief

Sep 30, 2022PAPERPETITIONER

Transcript of the Deposition of Dr. Lucht (Sept. 13, 2022)

Sep 30, 2022EXHIBITPETITIONER

Transcript of the Deposition of Dr. Lucht (Sept. 15, 2022)

Sep 30, 2022EXHIBITPETITIONER

Petitioner's Notice of Deposition of Brett Lucht, Ph.D.

Aug 19, 2022PAPERPETITIONER

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

Jul 15, 2022PAPERPETITIONER

Patent Owner's Response to Petition for Inter Partes Review of U.S. Patent 9,166,251

Jul 8, 2022PAPERPATENT OWNER

Supplemental Declaration of Brett Lucht, Ph.D. Under 37 C.F.R. 1.68

Jul 8, 2022EXHIBITPATENT OWNER

Deposition of Walter Van Schalkwijk, Ph.D.

Jul 8, 2022EXHIBITPATENT OWNER

Patent Owner's Updated Power of Attorney

Jun 16, 2022PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

Jun 16, 2022PAPERPATENT OWNER

Notice of Stipulation to Adjust Schedule

Jun 3, 2022PAPERPATENT OWNER

Notice of Deposition of Walter Van Schalkwijk, Ph.D.

Jun 3, 2022PAPERPATENT OWNER

Petitioner's Objections to Evidence Submitted Prior to Institution

Apr 26, 2022PAPERPETITIONER

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

Apr 12, 2022PAPERBOARD

SCHEDULING ORDER

Apr 12, 2022PAPERBOARD

Notice of Submission of Petitioner Amperex Technology Limited's Exhibit Number 1036

Mar 1, 2022PAPERPETITIONER

Exhibit 1036 - Claim Construction Order

Mar 1, 2022EXHIBITPETITIONER

Patent Owner's Pre-Institution Sur-Reply

Feb 9, 2022PAPERPATENT OWNER

Exhibit 2010 - Opinion Regarding Maxell's Motion to Dismiss

Feb 9, 2022EXHIBITPATENT OWNER

Exhibit 2011 - Order Denying Petition for Mandamus

Feb 9, 2022EXHIBITPATENT OWNER

Exhibit 2012 - Order Withdrawing Appeal

Feb 9, 2022EXHIBITPATENT OWNER

Exhibit 2013 - Order Consolidating Proceedings

Feb 9, 2022EXHIBITPATENT OWNER

Exhibit 2014 - Joint Claim Construction Statement

Feb 9, 2022EXHIBITPATENT OWNER

Patent Owner's Updated Exhibit List

Feb 9, 2022PAPERPATENT OWNER

Patent Owner's Updated Power of Attorney

Feb 8, 2022PAPERPATENT OWNER

Patent Owner's Updated Mandatory Notices

Feb 8, 2022PAPERPATENT OWNER

Petitioner's Reply to Patent Owner's Preliminary Response

Feb 2, 2022PAPERPETITIONER

Patent Owner's Updated Mandatory Notices

Jan 18, 2022PAPERPATENT OWNER

Patent Owner's Preliminary Response

Jan 18, 2022PAPERPATENT OWNER

Maxell's Complaint for Patent Infringement 6:21-cv-347

Jan 18, 2022EXHIBITPATENT OWNER

Complaint for Declaratory Judgment 6:21-cv-1007

Jan 18, 2022EXHIBITPATENT OWNER

Amended Scheduling Order 6:21-cv-347

Jan 18, 2022EXHIBITPATENT OWNER

Order Transferring Case

Jan 18, 2022EXHIBITPATENT OWNER

RPX Corp. Q1 2019 Data Update

Jan 18, 2022EXHIBITPATENT OWNER

Response in Opposition to Motion to Dismiss 6:21-cv-347

Jan 18, 2022EXHIBITPATENT OWNER

'251 Patent Omnibus Chart

Jan 18, 2022EXHIBITPATENT OWNER

Declaration of Brett Lucht Ph.D.

Jan 18, 2022EXHIBITPATENT OWNER

Curriculum Vitae of Dr. Brett Lucht

Jan 18, 2022EXHIBITPATENT OWNER

Petitioner's Updated Power of Attorney

Nov 3, 2021PAPERPETITIONER

Petitioner's Updated Mandatory Notices

Nov 3, 2021PAPERPETITIONER

Notice: NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE

Oct 15, 2021PAPERBOARD

Patent Owner Maxell Holdings, Ltd.'s Power of Attorney

Oct 14, 2021PAPERPATENT OWNER

Patent Owner's Mandatory Notices

Oct 14, 2021PAPERPATENT OWNER

Petitioner's Power of Attorney

Sep 23, 2021PAPERPETITIONER

Ex. 1001 - U.S. Patent No. 9,166,251

Sep 23, 2021EXHIBITPETITIONER

Ex. 1002 - File History of U.S. Patent No. 9,166,251 (Part 1 of 3)

Sep 23, 2021EXHIBITPETITIONER

Ex. 1002 - File History of U.S. Patent No. 9,166,251 (Part 2 of 3)

Sep 23, 2021EXHIBITPETITIONER

Ex. 1002 - File History of U.S. Patent No. 9,166,251 (Part 3 of 3)

Sep 23, 2021EXHIBITPETITIONER

Ex. 1003 - Declaration of Dr. Walter van Schalkwijk

Sep 23, 2021EXHIBITPETITIONER

Ex. 1004 - Curriculum Vitae of Dr. Walter van Schalkwijk

Sep 23, 2021EXHIBITPETITIONER

Ex. 1005 - Kasamatsu

Sep 23, 2021EXHIBITPETITIONER

Ex. 1006 - Katayama

Sep 23, 2021EXHIBITPETITIONER

Ex. 1007 - Miyatake

Sep 23, 2021EXHIBITPETITIONER

Ex. 1008 - Yoshida

Sep 23, 2021EXHIBITPETITIONER

Ex. 1009 - Nagayama

Sep 23, 2021EXHIBITPETITIONER

Ex. 1010 - Takezawa

Sep 23, 2021EXHIBITPETITIONER

Ex. 1012 - Biensan

Sep 23, 2021EXHIBITPETITIONER

Ex. 1013 - Richard

Sep 23, 2021EXHIBITPETITIONER

Ex. 1014 - Spotnitz

Sep 23, 2021EXHIBITPETITIONER

Ex. 1015 - Baba

Sep 23, 2021EXHIBITPETITIONER

Ex. 1016 - Abraham

Sep 23, 2021EXHIBITPETITIONER

Ex. 1017 - MacNeil

Sep 23, 2021EXHIBITPETITIONER

Ex. 1018 - Molicel Product Data Sheet

Sep 23, 2021EXHIBITPETITIONER

Ex. 1019 - Katayama 577

Sep 23, 2021EXHIBITPETITIONER

Ex. 1020 - JP 575

Sep 23, 2021EXHIBITPETITIONER

Ex. 1021 - JP 527

Sep 23, 2021EXHIBITPETITIONER

Ex. 1022 - Amagi

Sep 23, 2021EXHIBITPETITIONER

Ex. 1023 - Harris

Sep 23, 2021EXHIBITPETITIONER

Ex. 1024 - DuPasquier

Sep 23, 2021EXHIBITPETITIONER

Ex. 1025 - Shinohara

Sep 23, 2021EXHIBITPETITIONER

Ex. 1027 - Maleki

Sep 23, 2021EXHIBITPETITIONER

Ex. 1028 - Infringement Contentions

Sep 23, 2021EXHIBITPETITIONER

Ex. 1029 - Shirakata

Sep 23, 2021EXHIBITPETITIONER

Ex. 1030 - Order of Governing Proceedings

Sep 23, 2021EXHIBITPETITIONER

Ex. 1031 - Aqua-Calc Website

Sep 23, 2021EXHIBITPETITIONER

Ex. 1032 - Magistris

Sep 23, 2021EXHIBITPETITIONER

Ex. 1033 - Zhang 1998

Sep 23, 2021EXHIBITPETITIONER

Ex. 1034 - Zhang 415

Sep 23, 2021EXHIBITPETITIONER

Ex. 1035 - Standing Order

Sep 23, 2021EXHIBITPETITIONER

Ex. 1011 - van Schalkwijk (Part 1 of 3)

Sep 23, 2021EXHIBITPETITIONER

Ex. 1011 - van Schalkwijk (Part 2 of 3)

Sep 23, 2021EXHIBITPETITIONER

Ex. 1011 - van Schalkwijk (Part 3 of 3)

Sep 23, 2021EXHIBITPETITIONER

Petition for Inter Partes Review

Sep 23, 2021PAPERPETITIONER