SK hynix Inc. vs. Advanced Memory Technologies LLC

Explore the PTAB proceeding IPR2025-01451 filed by SK hynix Inc. on 2025-08-27. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01451

Filing Date

2025-08-27

Accorded Filing Date

2025-08-27

Institution Decision Date

2025-12-18

Last Modified Date

2026-03-10

Proceeding Type

IPR

Termination Date

2025-12-18

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

SK hynix Inc.

Represented By

Glass, Jameset al

Patent Owner / Respondent

Advanced Memory Technologies LLC

Represented By

Heim, Michaelet 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 12497090

Respondent Patent Number 7969231

External Links

Espacenet

Google Patents

Respondent Inventor Seiji Yamahira

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

Address and Attorney/Agent Information

8 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name MICHAEL J. CHERSKOV - SZYMON M. GURDA

Customer Number 27197

Address 903 COMMERCE DR, SUITE 310, OAK BROOK, IL, 60523, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
32702	Michael Heim	713-221-2000
38267	Leslie Payne	713-221-2000
55869	Russell Chorush	713-221-2000
68042	Christopher First	713-221-2000
69132	Blaine Larson	713-221-2022
69363	James Baxter	713-221-2000
76551	Christopher Limbacher	713-221-2000
77630	Robert Bullwinkel	713-221-2000

Proceeding Documents

Notice: refund approved NOTICE

2026-03-10 FILING PARTY: BOARD

Download

Petitioner's Refund Request OTHER

2026-03-03 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2025-12-18 FILING PARTY: BOARD

Download

2013

EX2013 - Statutory Disclaimer Exhibit

2025-12-01 FILING PARTY: PATENT OWNER

Download

1017

Ex. 1017 Exhibit

2025-12-01 FILING PARTY: PETITIONER

Download

SK hynix Inc. vs. Advanced Memory Technologies LLC

Proceeding Overview

Parties & Counsel

Petitioner

SK hynix Inc.

Represented By

Patent Owner / Respondent

Advanced Memory Technologies LLC

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioner's Refund Request OTHER

Director Discretionary Decision: Deny RESPONSE

EX2013 - Statutory Disclaimer Exhibit

Ex. 1017 Exhibit

Motion to Seal MOTION

Ex. 1018 Exhibit

Ex. 1016 Exhibit

PO Preliminary Response POPR

Public Response to Patent Owner's Discretionary Denial Brief RESPONSE

EX2007 - EDTX 2:24-cv-01078 Def SH Hynix’s Preliminary Invalidity Contentions, 6/25/2025 Exhibit

EX2009 - Notice of References Cited during prosecution of App No. 14/698,542, 6/17/2016 Exhibit

EX2008 - EDTX 2:24-cv-01078 Omnibus Obviousness Chart C-OB for Patent 7,969,231, 6/25/2025 Exhibit

EX2010 - U.S. Patent No. 9,690,317 (Im) Exhibit

EX2005 - EDTX 2:24-cv-01078 Order Denying Motion for Stay Pending IPR (Dkt 79) 9/3/2025 Exhibit

EX2006 - United States District Courts — National Judicial Caseload Profile (including data through June 30, 2025) Exhibit

EX2001 - EDTX 2:24-cv-01078, Complaint (Dkt 1) 12/30/2024 Exhibit

EX2011 - Docket Navigator Time To Trial Statistics (Judge Gilstrap) 10/20/2024 – 10/20/2025 Exhibit

Patent Owner's Discretionary Denial Briefing Pursuant to the Director's March 26, 2025 Memorandum RESPONSE

EX2012 - Lex Machina Time to Trial Statistics (Judge Gilstrap) 10/20/2024 – 10/20/2025 Exhibit

EX2004 - WDTX 1:25-cv-01036, Complaint (Dkt. 1) 6/30/2025 Exhibit

EX2002 - EDTX 2:24-cv-01078, Amended Complaint (Dkt 25) 4/2/2025 Exhibit

EX2003 - EDTX 2:24-cv-01078, Second Amended DCO (Dkt 27) 4/11/2025 Exhibit

Petitioner's Sotera Stipulation OTHER

Notice: Notice filing date accorded NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Ex. 1100 - Proposed Protective Order Exhibit

Notice: Power of Attorney NOTICE

Motion to Seal MOTION

Ex. 1002 - Public Exhibit

Ex. 1011 Exhibit

Ex. 1008 Exhibit

Ex. 1005 Exhibit

Ex. 1012 Exhibit

Ex. 1009 Exhibit

Ex. 1010 Exhibit

Ex. 1014 Exhibit

Ex. 1013 Exhibit

Ex. 1007 Exhibit

Ex. 1004 Exhibit

Ex. 1001 Exhibit

Public Petition: as filed OTHER