Samsung Electronics Co. Ltd. et al. vs. Maxell, Ltd.

Explore the PTAB proceeding IPR2024-00717 filed by Samsung Electronics Co. Ltd. et al. on 2024-04-19. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2024-00717

Filing Date

2024-04-19

Accorded Filing Date

2024-04-19

Institution Decision Date

2024-11-07

Last Modified Date

2026-01-08

Proceeding Type

IPR

Termination Date

2025-11-06

Trial Status

Final Written Decision - Appealed

Parties & Counsel

Petitioner

Samsung Electronics Co. Ltd. et al.

Represented By

Heintz, Jameset al

Patent Owner / Respondent

Maxell, Ltd.

Represented By

Pluta, Robertet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2400 - Computer Networks, Multiplex & Cybersecurity

Patent Information

1 Patent Involved

Respondent Application Number 16686467

Respondent Patent Number 11223757

External Links

Espacenet

Google Patents

Respondent Inventor Kazuhiko Yoshizawa et al

Respondent Tech Center TC 2400 - Computer Networks, Multiplex & Cybersecurity

Address and Attorney/Agent Information

5 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name MATTINGLY & MALUR, PC

Customer Number 24956

Address 1800 DIAGONAL ROAD, SUITE 600, ALEXANDRIA, VA, 22314, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
26600	Douglas Hanscom	703-684-1120
30293	John Mattingly	703-684-1120
34663	Shrinath Malur	703-684-1120
35061	Colin Barnitz	703-684-1120
62484	Nicholas Mattingly	703-684-1120

Proceeding Documents

Patent Owner's Notice of Appeal NOTICE

2026-01-08 FILING PARTY: PATENT OWNER

Download

Joint Motion to Expunge MOTION

2025-12-19 FILING PARTY: PETITIONER

Download

Final Written Decision: Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. sec. 318a FINAL

2025-11-06 FILING PARTY: BOARD

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ORDER Denying Patent Owner’s Request For Authorization To File Materials ORDER

2025-11-05 FILING PARTY: BOARD

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ORDER Granting Motion for Protective Order Denying Motion to Seal 37 C.F.R. § 42.54 ORDER

2025-11-04 FILING PARTY: BOARD

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Samsung Electronics Co. Ltd. et al. vs. Maxell, Ltd.

Proceeding Overview

Parties & Counsel

Petitioner

Samsung Electronics Co. Ltd. et al.

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

Patent Owner's Notice of Appeal NOTICE

Joint Motion to Expunge MOTION

Final Written Decision: Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. sec. 318a FINAL

ORDER Denying Patent Owner’s Request For Authorization To File Materials ORDER

ORDER Granting Motion for Protective Order Denying Motion to Seal 37 C.F.R. § 42.54 ORDER

Petitioners' Opposition to Patent Owner's Request for Authorization to File Materials From Related Matters OTHER

Default Protective Order Exhibit

Ex. 2010 - US Patent no 12284437 File History Exhibit

Ex. 2009 - US Patent no 12284437 Exhibit

Patent Owner's Request for Authorization to File Materials from Related Matters OTHER

May 2, 2025 Order (5:23-cv-92-RWS; EDTX) Exhibit

Joint Motion for Entry of Default Protective Order and to Seal Pursuant to 37 C.F.R. § 42.54 MOTION

Ex. 3002 Attorney Correspondence Exhibit

Order: On Related Materials ORDER

General Order: Related Matters Updates ORDER

Order: Related Matters Updates ORDER

Other: Hearing transcript OTHER

EXHIBIT 2008 Exhibit

Petitioners' Demonstratives Exhibit

Notice: Patent Owner's LEAP Request GRANTED (Seth Bruneel) NOTICE

Panel Change Order ORDER

Order: ORDER Setting Oral Argument 37 C.F.R. § 42.70 ORDER

Patent Owner's Request for Oral Argument OTHER

Patent Owner's Sur-Reply OTHER

Petitioner's Request for Oral Argument NOTICE

PETITIONERS’ REPLY TO THE PATENT OWNER’S RESPONSE RESPONSE

Ex. 1015 Wobbrock Depo Exhibit

Ex. 3100 Exhibit

Ex. 3101 Exhibit

PO Request for Director Review REQUEST

Petitioners' Notice of Deposition of Dr. Jacob Wobbrock NOTICE

Patent Owner Response to Petition RESPONSE

Ex. 2005 Exhibit

Ex. 2007 Exhibit

Ex. 2006 Exhibit

Patent Owner Updated Mandatory Notices NOTICE

Patent Owner's Notice of Cross-Examination of Michael Guidash NOTICE

Joint Stipulation to Modify Due Dates of the Scheduling Order OTHER

Patent Owner's Objections to Evidence Under 37 C.F.R. § 42.64(B)(1) OTHER

Order: Scheduling Order ORDER

Decision Granting Institution of Inter Partes Review DECISION

Petitioner's Sotera Stipulation OTHER

Exhibit 3001 Exhibit

Defendants’ Preliminary Election of Prior Art Exhibit

Original Docket Control Order from District Court Litigation Exhibit

1st Amended Docket Control Order from District Court Litigation Exhibit

Maxell’s Supplemental Preliminary Election of Asserted Claims Exhibit

Patent Owner's Preliminary Response to Petition for Inter Partes Review of U.S. Patent No. 11,223,757 POPR

Notice: Notice filing date accorded NOTICE

Notice : Power of Attorney NOTICE

Notice : Mandatory Notice NOTICE

Ex. 1004 - US Pat. App. Pub. No. 2014/0247368 (Chinn) Exhibit

Ex. 1012 (Part 2) - Appx. 4 to PO's Mar. 7, 2024 Corr. Infgt. Contentions Exhibit

Ex. 1007 - US Pat. No. 8,957,981 (Fredlund) Exhibit

Ex. 1002 - File History of US Pat. No. 11,223,757 Exhibit

Ex. 1010 (Part 1) - Declaration of Nathaniel E. Frank-White Exhibit

Ex. 1012 (Part 3) - Appx. 4 to PO's Mar. 7, 2024 Corr. Infgt. Contentions Exhibit

Ex. 1001 - US Pat. No. 11,223,757 (Yoshizawa) Exhibit

Samsung Electronics America, Inc. - Power of Attorney NOTICE

Samsung Electronics Co. Ltd. - Power of Attorney NOTICE

Ex. 1011 - US Pat. App. Pub. No. 2009/0167881 (Thorn) Exhibit

Petition : as filed PETITION

Ex. 1008 - US Pat. App. Pub. No. 2010/0137026 (Kim) Exhibit

Ex. 1005 - Certified translation of Published JP Application JP2001305642A Exhibit

Ex. 1003 - Declaration of R. Michael Guidash Exhibit