SK hynix Inc. vs. Advanced Memory Technologies LLC

Explore the PTAB proceeding IPR2025-01450 filed by SK hynix Inc. on 2025-08-29. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01450

Filing Date

2025-08-29

Accorded Filing Date

2025-08-29

Institution Decision Date

2026-01-09

Last Modified Date

2026-03-10

Proceeding Type

IPR

Termination Date

2026-01-09

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 12836122

Respondent Patent Number 7920018

External Links

Espacenet

Google Patents

Respondent Inventor Seiji Yamahira

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

Address and Attorney/Agent Information

4 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
30836	Donald Flaynik Jr	815-467-4333
33664	Michael Cherskov	312-621-1330
58451	Szymon Gurda	312-621-1330
84142	Yi Lu	312-621-1330

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

2026-01-09 FILING PARTY: BOARD

Download

1012

Ex. 1012 Exhibit

2025-12-08 FILING PARTY: PETITIONER

Download

1014

Ex. 1014 Exhibit

2025-12-08 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

Ex. 1012 Exhibit

Ex. 1014 Exhibit

Patent Owner's Preliminary Response POPR

Ex. 1013 Exhibit

Petitioner's Discretionary Denial Response Brief RESPONSE

Motion to Seal MOTION

EX2011 - Docket Navigator Time-to-Trial Stats Exhibit

EX2002 - AMT v. SK Hynix Inc. Amended Complaint EDTX Exhibit

EX2005 - Order Denying Motion for Stay Dkt 79 Exhibit

EX2007 - SK Hynix Invalidity Contentions Cover Pleading Exhibit

EX2013 - File History for U.S. Patent No. 7,777,557 Exhibit

EX2006 - U.S. District Courts Caseload Exhibit

EX2001 - AMT v. SK Hynix Inc. Complaint EDTX Exhibit

EX2010 - U.S. Patent No. 11,437,907 Exhibit

EX2004 - AMT v. Micron Tech Complaint WDTX Exhibit

EX2008 - Omnibus Obviousness Chart B-OB Exhibit

EX2003 - 2nd Amended DCO DKT 27 Exhibit

EX2009 - Non-Final Office Action re App. No. 14/698,542 Exhibit

EX2012 - Lex Machina Time-to-Trial Stats Exhibit

PO Discretionary Denial Brief RESPONSE

Petitioner's Sotera Stipulation OTHER

Notice: Notice filing date accorded NOTICE

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Ex. 1001 Exhibit

Ex. 1007 Exhibit

Ex. 1003 - Public Exhibit

Ex. 1006 Exhibit

Ex. 1002 Exhibit

Ex. 1009 Exhibit

Notice: Power of Attorney NOTICE

Ex. 1004 Exhibit

Ex. 1100 Proposed Protective Order Exhibit

Ex. 1005 Exhibit

Motion to Seal MOTION

Ex. 1011 Exhibit

Public Petition: as filed OTHER

Ex. 1010 Exhibit