Amazon.com, Inc. et al. vs. KAIFI LLC

Explore the PTAB proceeding IPR2025-00626 filed by Amazon.com, Inc. et al. on 2025-02-26. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00626

Filing Date

2025-02-26

Accorded Filing Date

2025-02-26

Institution Decision Date

2025-07-29

Last Modified Date

2025-08-29

Proceeding Type

IPR

Termination Date

2025-07-29

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Amazon.com, Inc. et al.

Represented By

Jarratt, Scottet al

Patent Owner / Respondent

KAIFI LLC

Represented By

Phillips, Matthewet 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 16894167

Respondent Patent Number 11082518

External Links

Espacenet

Google Patents

Respondent Inventor Young-Sic JEONG et al

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

Address and Attorney/Agent Information

6 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name BROADVIEW IP LAW, PC

Customer Number 178942

Address 3200 El Camino Real, Suite 260, Irvine, CA, 92602, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
58527	Chuong Vu	949-232-0721
63373	Brian Fitzgerald	949-232-0721
68640	David Kaveh	949-852-0000
79701	Jeonghwan Park	949-800-9971
79713	Choong Won Cho	949-677-6730
82792	Steven Walter	650-823-3695

Proceeding Documents

Notice: refund approved NOTICE

2025-08-11 FILING PARTY: BOARD

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Petitioner's Request for Refund of Post-Institution Fees OTHER

2025-08-08 FILING PARTY: PETITIONER

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Director Discretionary Decision: Deny RESPONSE

2025-07-29 FILING PARTY: BOARD

Download

1063

Ex.1063 - District Court Time-to-Trial Statistics 3.31.2025 Exhibit

2025-07-11 FILING PARTY: PETITIONER

Download

1055

Ex.1055 - Corporate Disclosure Statement - Ts-Optics v. Microsoft, CDCA-8-24-cv-01974-5 Exhibit

2025-07-11 FILING PARTY: PETITIONER

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Amazon.com, Inc. et al. vs. KAIFI LLC

Proceeding Overview

Parties & Counsel

Petitioner

Amazon.com, Inc. et al.

Represented By

Patent Owner / Respondent

KAIFI 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 Request for Refund of Post-Institution Fees OTHER

Director Discretionary Decision: Deny RESPONSE

Ex.1063 - District Court Time-to-Trial Statistics 3.31.2025 Exhibit

Ex.1055 - Corporate Disclosure Statement - Ts-Optics v. Microsoft, CDCA-8-24-cv-01974-5 Exhibit

Ex.1042 - KAIFI LLC Certificate of Formation Exhibit

Ex.1047 - Patent Cases Brought by Subsidiaries of Golden Wave Partners Co Exhibit

Ex.1058 - Granted Stay Motion Exhibit

Ex.1050 - Corporate Disclosure Statement - Safe Storage v. Dell, DDE-1-12-cv-01624-17 Exhibit

Patent Owner's Preliminary Response to Petition for Inter Partes Review POPR

Ex.1043 - KAIFI LLC Amendment to Certificate of Formation Exhibit

Ex.1045 - Investing, creating jobs, and contributing to the American economy Exhibit

Ex.1051 - Corporate Disclosure Statement - Global Touch v. Microsoft, EDVA-3-14-cv-00548-2 Exhibit

Ex.1057 - Joint Motion to Stay All Deadlines and Notice of Settlement - EDTX-2-24-cv-00542 Exhibit

Ex.1048 - Commerce Secretary Howard Lutnick Confirmation Hearing Transcript Exhibit

Ex.1052 - Corporate Disclosure Statement - Sequoia v. Hitachi, DDE-1-18-cv-01129-29 Exhibit

Ex.1060 - District Court Time-to-Trial Statistics 6.30.2024 Exhibit

Ex.1059 - District Court Time-to-Trial Statistics 3.31.2024 Exhibit

Ex.1053 - Corporate Disclosure Statement - Throop v. Epson, CDCA-2-19-cv-10597-5 Exhibit

Ex.1054 - Corporate Disclosure Statement - Wireless Alliance v. AT&T, EDTX-2-23-cv-00095-3 Exhibit

Ex.1044 - KAIFI LLC Certificate of Correction Exhibit

Petitioner's Opposition to Patent Owner's Request for Discretionary Denial Brief RESPONSE

Ex.1056 - PTAB Standard Operating Procedure 1 R16 (2024) Exhibit

Ex.1061 - District Court Time-to-Trial Statistics 9.30.2024 Exhibit

Ex.1049 - Corporate Disclosure Statement - KAIFI v. Amazon, EDTX-2-24-cv-00542-2 Exhibit

Ex.1064 - Gilstrap trials scheduled for 3.16.26 Exhibit

Patent Owner's Second Updated Mandatory Notices NOTICE

Patent Owner's Power of Attorney NOTICE

Ex. 2021 -Amazon Wikipedia Page Exhibit

Ex. 2003 -Invalidity Contentions Exhibit

Ex. 2008 -Ineligibility Contentions Appx C Exhibit

Ex. 2014 -Suppl. Ineligibility Contentions Appx C Exhibit

Ex. 2005 -Ineligibility Contentions Cover Pleading Exhibit

Ex. 2017 -Suppl. Ineligibility Contentions Cover Pleading Exhibit

REQUEST FOR DISCRETIONARY DENIAL RESPONSE

Ex. 2019 -Petitioner's Stipulation Exhibit

Ex. 2022 -J. Gilstrap's Stay Statistics Exhibit

PATENT OWNER’S EXHIBIT LIST NOTICE

Ex. 2020 -Notice Rescinding Vidal's 6-21-22 Fintiv Memo Exhibit

Ex. 2012 -Suppl. Invalidity Contentions Exhibit

Patent Owner's Updated Mandatory Notices NOTICE

Patent Owner's Power of Attorney NOTICE

Notice: Notice filing date accorded NOTICE

Patent Owner's Power of Attorney NOTICE

Patent Owner's Mandatory Notices NOTICE

Ex.1040 - Gilstrap Docket for 3-16-2026 Exhibit

Ex.1038 - Ziegler - US20050172280A1 Exhibit

Ex.1026 - Hunt - US20030177285A1 Exhibit

Ex.1011 - Atherton - US20070036461A1 Exhibit

EX.1007 - Hamilton - US20030177283A1 Exhibit

Ex.1002 - US11082518 File History Exhibit

Ex.1018 - Docket Control Order - 17511426061 Exhibit

Ex.1008 - Bui - US20080256081 Exhibit

Ex.1021 - Kaifi Infringement Contentions with Appendix D Exhibit

Ex.1036 - Martin - US-20090319683-A1 Exhibit

Ex.1005 - Ermis - US20120079091A1 Exhibit

Ex.1024 - Straub - US5526523 Exhibit

Ex.1027 - Khushoo - US-20120291068-A1 Exhibit

Ex.1025 - MacInnis - US5951639 Exhibit

Ex.1034 - Kashima - US-20130041793-A1 Exhibit

Ex.1035 - Vyatkin - US20140143419A1 Exhibit

Ex.1006 - Hedge - US20040131079A1 Exhibit

Ex.1009 - Markki - US20040243580A1 Exhibit

Ex.1013 - Lee - US-20140359283-A1 Exhibit

Ex.1010 - Miller - US20060070004A1 Exhibit