Coretronic Corporation vs. Maxell, Ltd.

Explore the PTAB proceeding IPR2025-00475 filed by Coretronic Corporation on 2025-02-07. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00475

Filing Date

2025-02-07

Accorded Filing Date

2025-02-07

Institution Decision Date

2025-07-17

Last Modified Date

2025-09-04

Proceeding Type

IPR

Termination Date

2025-07-17

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Coretronic Corporation

Represented By

McPhail, Donaldet al

Patent Owner / Respondent

Maxell, Ltd.

Represented By

Pluta, Robertet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2800 - Semiconductors, Electrical & Optical Systems

Patent Information

1 Patent Involved

Respondent Application Number 14240799

Respondent Patent Number 9322530

External Links

Espacenet

Google Patents

Respondent Inventor Nobuyuki Kimura et al

Respondent Tech Center TC 2800 - Semiconductors, Electrical & Optical Systems

Address and Attorney/Agent Information

5 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name KDW Firm PLLC

Customer Number 174334

Address 2601 Weston Parkway, Suite 103, Cary, NC, 27513, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
48165	Boris Matvenko	919-885-0476
52039	Giuseppe Molaro	609-474-0127
55044	Jeffrey Chamberlain	609-270-4983
55382	Muriel Liberto	212-692-6257
61011	Leon Legleiter	919-636-4767

Proceeding Documents

Notice: refund approved NOTICE

2025-09-04 FILING PARTY: BOARD

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Request for Refund OTHER

2025-09-03 FILING PARTY: PETITIONER

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Director Discretionary Decision: Deny RESPONSE

2025-07-17 FILING PARTY: BOARD

Download

3101

Email Correspondence Exhibit

2025-07-14 FILING PARTY: BOARD

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PETITIONERS’ OPPOSITION TO PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL RESPONSE

2025-07-07 FILING PARTY: PETITIONER

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Coretronic Corporation vs. Maxell, Ltd.

Proceeding Overview

Parties & Counsel

Petitioner

Coretronic Corporation

Represented By

Patent Owner / Respondent

Maxell, 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

Request for Refund OTHER

Director Discretionary Decision: Deny RESPONSE

Email Correspondence Exhibit

PETITIONERS’ OPPOSITION TO PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL RESPONSE

Sotera Stipulation Exhibit

Petitioners' Updated Exhibit List NOTICE

Preliminary Response POPR

EX2004 - Email from D. Min to D. McPhail dated June 3, 2025 Exhibit

EX2007 - 2025.03.14 [058] ORDER GRANTING [35] MOTION TO DISMISS Exhibit

EX2001 - 2024.07.09 [001] Complaint for Patent Infringement Exhibit

EX2012 - 2025 03 25 Defendants Preliminary Asserted Prior Art. Exhibit

EX2002 - InterimProcesses-PTABWorkloadMgmt-20250326 Exhibit

EX2016 - FAQs for Interim Processes for PTAB Workload Management _ USPTO Exhibit

EX2003 - 2025.01.07 [065] First Amended Docket Control Order Exhibit

EX2015 - guidance_memo_on_interim_procedure_recission_20250324 Exhibit

EX2008 - 2025.05.16 [096] Report and Recommendations re [020] Defendant's Motion to Dismiss Exhibit

EX2009 - 2025.05.16 [097] SEALED Report and Recommendation re MTD [022] & [024] Exhibit

EX2010 - 2025.03.11 [078] Maxell's Preliminary Election of Asserted Claims Exhibit

EX2005 - 2025.06.03 [105] Markman Hearing Transcript Exhibit

Brief In Support of Patent Owner's Request for Discretionary Denial of Petition for Inter Partes Review of U.S. Patent NO. 9,322,530 RESPONSE

EX2013 - 04. D 530 Invalidity Claim Chart based on Publications - Final Exhibit

EX2014 - USPTO rescinds memorandum addressing discretionary denial procedures _ USPTO Exhibit

EX2006 - 2025.03.25 [085] Order Denying [063] Motion to Transfer Exhibit

EX2011 - 2024 12 27 Defendants' Invalidity Contentions Exhibit

Notice: Notice filing date accorded NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Prosecution History of the ’530 Patent Exhibit

CV of Dr. Jose Sasian Exhibit

U.S. Patent No. 7,433,558 to Booth et al. Exhibit

U.S. Patent Publication 2011/0234998 to Kurosaki (“Kurosaki”) Exhibit

First Amended Docket Control Order, Maxell, Ltd. v. Coretronic Corp. et al. Exhibit

U.S. Patent Publication 2011/0044046 to Abu-Ageel (“Abu-Ageel”) Exhibit

U.S. Patent Publication 2011/0292349 to Kitano et al. (“Kitano”) Exhibit

Notice: Power of Attorney NOTICE

U.S. Patent Publication 2011/0187999 to Hirata et al. (“Hirata”) Exhibit

Declaration of Dr. Jose Sasian, dated February 7, 2025 Exhibit

U.K. Patent Publication GB2462805 to Cai et al. Exhibit

U.S. Patent No. 9,322,530 Exhibit

U.S. Patent No. 8,783,886 to Huang (“Huang”) Exhibit

U.S. Patent Publication 2012/0008098 to Akiyama (“Akiyama”) Exhibit

U.S. Patent Publication 2009/0308852 to Alpay et al. (“Alpay”) Exhibit

Petition: as filed PETITION