Coretronic Corporation vs. Maxell, LTD.

Explore the PTAB proceeding IPR2025-00476 filed by Coretronic Corporation on 2025-01-17. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00476

Filing Date

2025-01-17

Accorded Filing Date

2025-01-17

Institution Decision Date

2025-07-10

Last Modified Date

2025-09-04

Proceeding Type

IPR

Termination Date

2025-07-10

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 14439931

Respondent Patent Number 9547226

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 VOLPE KOENIG

Customer Number 3624

Address 30 SOUTH 17TH STREET, 18TH FLOOR, PHILADELPHIA, PA, 19103, 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

2025-07-10 FILING PARTY: BOARD

Download

2016

P.R. 4-5(d) Joint Claim Construction Chart Exhibit

2025-06-10 FILING PARTY: PATENT OWNER

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Petitioners' Updated Exhibit List NOTICE

2025-06-10 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

P.R. 4-5(d) Joint Claim Construction Chart Exhibit

Petitioners' Updated Exhibit List NOTICE

Petitioners' Opposition to Patent Owner's Request for Discretionary Denial RESPONSE

Declaration of Michael Lebby D. Eng., PH.D., MBA, Regarding the Validity of U.S. Patent No. 9,547,226 Exhibit

Preliminary Constructions Exhibit

Michael Lebby CV Exhibit

Patent Owner's Preliminary Response to Petition for Inter Partes Review of U.S. Patent No. 9,549,226 POPR

Sotera Stipulation Exhibit

Kurosaki '632 - US20100328632A1 Exhibit

Order Resetting Markman Hearing Exhibit

Masuda - US20100328628A1 Exhibit

Guidance Memorandum on Interim Procedure Recission Exhibit

Brief in Support of Patent Owner's Request for Discretionary Denial RESPONSE

Memorandum on Interim Processes Exhibit

Order Granting Motion to Dismiss Exhibit

First Amended Docket Control Order Exhibit

USPTO rescinds memorandum addressing discretionary denial procedures Exhibit

Matsubara - US20130222772A1 Exhibit

Complaint for Patent Infringement Exhibit

Preliminary Election of Asserted Claims Exhibit

Defendants' Preliminary Asserted Prior Art Exhibit

Order Denying Motion to Transfer Exhibit

FAQs for Interim Processes for PTAB Workload Management Exhibit

Defendants' Invalidity Contentions Exhibit

Notice: Notice filing date accorded NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Notice: Power of Attorney NOTICE

U.S. Patent No. 8,721,087 B2 (“Kurosaki”) Exhibit

Prosecution History of the ’226 Patent Exhibit

1006C CERTIFICATION OF TRANSLATION for Japanese Patent Publication 2012-199 Exhibit

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

U.S. Patent Application Publication No. 2013/0088471 A1 (“Kitano”) Exhibit

1006B TRANSLATION of Japanese Patent Publication 2012-199075 (“Miyamae”) Exhibit

U.S. Patent No. 9,547,226 (the “’226 Patent”) Exhibit

Declaration, dated January 17, 2025, of Dr. Jose Sasian. Exhibit

Petition: as filed PETITION

1006A Japanese Patent Publication 2012-199075 (“Miyamae”) Exhibit

CV of Dr. Jose Sasian Exhibit