The detailed information for PTAB case with proceeding number IPR2025-00476 filed by Coretronic Corporation against Maxell, LTD. on Jan 17, 2025. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2025-00476
Filing Date
Jan 17, 2025
Petitioner
Coretronic Corporation
Respondent
Maxell, LTD.
Status
Discretionary Denial
Respondent Application Number
14439931
Respondent Tech Center
2800
Respondent Patent Number
9547226
Institution Decision Date
Jul 10, 2025
Termination Date
Jul 10, 2025

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

Director Discretionary Decision: Deny

Jul 10, 2025PAPERBOARD

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

Jun 10, 2025PAPERPETITIONER

Sotera Stipulation

Jun 10, 2025EXHIBITPETITIONER

Petitioners' Updated Exhibit List

Jun 10, 2025PAPERPETITIONER

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

Jun 10, 2025PAPERPATENT OWNER

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

Jun 10, 2025EXHIBITPATENT OWNER

Preliminary Constructions

Jun 10, 2025EXHIBITPATENT OWNER

Michael Lebby CV

Jun 10, 2025EXHIBITPATENT OWNER

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

Jun 10, 2025EXHIBITPATENT OWNER

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

May 12, 2025PAPERPATENT OWNER

Complaint for Patent Infringement

May 12, 2025EXHIBITPATENT OWNER

Memorandum on Interim Processes

May 12, 2025EXHIBITPATENT OWNER

First Amended Docket Control Order

May 12, 2025EXHIBITPATENT OWNER

Order Resetting Markman Hearing

May 12, 2025EXHIBITPATENT OWNER

Order Denying Motion to Transfer

May 12, 2025EXHIBITPATENT OWNER

Order Granting Motion to Dismiss

May 12, 2025EXHIBITPATENT OWNER

Preliminary Election of Asserted Claims

May 12, 2025EXHIBITPATENT OWNER

Defendants' Invalidity Contentions

May 12, 2025EXHIBITPATENT OWNER

Defendants' Preliminary Asserted Prior Art

May 12, 2025EXHIBITPATENT OWNER

Masuda - US20100328628A1

May 12, 2025EXHIBITPATENT OWNER

Matsubara - US20130222772A1

May 12, 2025EXHIBITPATENT OWNER

Kurosaki '632 - US20100328632A1

May 12, 2025EXHIBITPATENT OWNER

USPTO rescinds memorandum addressing discretionary denial procedures

May 12, 2025EXHIBITPATENT OWNER

Guidance Memorandum on Interim Procedure Recission

May 12, 2025EXHIBITPATENT OWNER

FAQs for Interim Processes for PTAB Workload Management

May 12, 2025EXHIBITPATENT OWNER

Notice: Notice filing date accorded

Mar 10, 2025PAPERBOARD

Notice: Power of Attorney

Feb 7, 2025PAPERPATENT OWNER

Notice: Mandatory Notice

Feb 7, 2025PAPERPATENT OWNER

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

Jan 17, 2025EXHIBITPETITIONER

Prosecution History of the ’226 Patent

Jan 17, 2025EXHIBITPETITIONER

CV of Dr. Jose Sasian

Jan 17, 2025EXHIBITPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

Notice: Power of Attorney

Jan 17, 2025PAPERPETITIONER

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

Jan 17, 2025EXHIBITPETITIONER

Petition: as filed

Jan 17, 2025PAPERPETITIONER