Citrix Systems, Inc. et al. vs. K.Mizra LLC

Explore the PTAB proceeding IPR2025-01468 filed by Citrix Systems, Inc. et al. on 2025-08-29. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01468

Filing Date

2025-08-29

Accorded Filing Date

2025-08-29

Institution Decision Date

—

Last Modified Date

2026-01-06

Proceeding Type

IPR

Termination Date

2025-12-05

Trial Status

Terminated

Parties & Counsel

Petitioner

Citrix Systems, Inc. et al.

Represented By

Heintz, Jameset al

Patent Owner / Respondent

K.Mizra LLC

Represented By

Boerman, Brianet 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 11237003

Respondent Patent Number 8234705

External Links

Espacenet

Google Patents

Respondent Inventor James A. Roskind et al

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

Address and Attorney/Agent Information

9 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name KINNEY & LANGE, P.A.

Customer Number 164

Address 333 S. 7TH ST., SUITE 2700, MINNEAPOLIS, MN, 55402-2438, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
26047	David Fairbairn	612-337-9357
34711	George Romanik	612-337-9341
43724	Alan Koenck	612-337-9360
67273	Boyd Black	612-337-7216
68920	Nicholas Peterka	612-339-1863
74067	Erik Wright	612-337-7245
78107	Andrew Swanson	612-339-1863
81335	John Leighton	763-337-9355
82324	Thea Reilkoff	612-337-7207

Proceeding Documents

Notice: refund approved NOTICE

2025-12-15 FILING PARTY: BOARD

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Petitioner's Request for Refund OTHER

2025-12-12 FILING PARTY: PETITIONER

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Ordre Granting Motion to Withdraw Petition and Terminate Proceeding TERMINATE

2025-12-05 FILING PARTY: BOARD

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Motion to Withdraw Petition for Inter Partes Review MOTION

2025-11-18 FILING PARTY: PETITIONER

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3101

Email Correspondence Exhibit

2025-11-18 FILING PARTY: BOARD

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Citrix Systems, Inc. et al. vs. K.Mizra LLC

Proceeding Overview

Parties & Counsel

Petitioner

Citrix Systems, Inc. et al.

Represented By

Patent Owner / Respondent

K.Mizra 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 OTHER

Ordre Granting Motion to Withdraw Petition and Terminate Proceeding TERMINATE

Motion to Withdraw Petition for Inter Partes Review MOTION

Email Correspondence Exhibit

Screenshot of Judge William P. Dimitrouleas Median Time-to-Trial Statistics Exhibit

Scheduling Order, K.Mizra LLC v. Google LLC Exhibit

Claim Construction Order and Memorandum in Support Thereof, K.Mizra LLC v. Google LLC Exhibit

K.Mizra LLC's Request for Discretionary Denial RESPONSE

Comparison of Expert Declarations (IPR2021-00593) to (IPR2025-01468) Exhibit

USPTO Notice of Proposed Rulemaking Exhibit

Declaration of Charles J. Hausman Exhibit

Order Requiring Counsel to Meet, File Joint Scheduling Report and Joint Discovery Report, K.Mizra LLC v. Citrix Systems, Inc. et al. Exhibit

List of Citrix Global Strategic Partners (2025) Exhibit

List of Citrix Global Partners (2021) Exhibit

Clerk’s Notice of Judge Assignment to Judge William P. Dimitrouleas, K.Mizra LLC v. Citrix Systems, Inc. et al. Exhibit

Screenshot of Judge William P. Dimitrouleas Median Time-to-Trial with Motion to Dismiss Statistics Exhibit

10/28/25 & 10/31/25 email communications regarding Joint Scheduling Report, K.Mizra LLC v. Citrix Systems, Inc. et al. Exhibit

Screenshot of Trial Statistics 01/01/2009 – 10/16/2025 (W.D. Tex.) Exhibit

Google LLC’s Amended Invalidity Contentions, K.Mizra LLC v. Google LLC Exhibit

Comparison of Expert Declarations from (IPR2021-00593) to (IPR2025-01468) – Examples of Additional Similarities Not Captured by Automated Comparison Tool Exhibit

Text Order denying Google, LLC’s Motion to Dismiss, K.Mizra LLC v. Google LLC Exhibit

K.Mizra LLC's Updated Mandatory Notice NOTICE

Comparison of Petitions (IPR2021-00593) to (IPR2025-01468) Exhibit

Order Denying Defendant’s Motion to Dismiss, K.Mizra LLC v. Citrix Systems, Inc. et al. Exhibit

Defendants' Answer and Affirmative Defenses to Plaintiff's Complaint, K.Mizra LLC v. Citrix Systems, Inc. et al. Exhibit

Complaint for Patent Infringement, K.Mizra LLC v. Citrix Systems, Inc. et al. Exhibit

List of Patents from K.Mizra LLC Exhibit

Standing Order Governing Proceedings (OGP) – Patent Cases, J. Albright (W.D. Tex.) Exhibit

K.Mizra LLC's Updated Power of Attorney NOTICE

8/29/22 Letter from K.Mizra LLC to Citrix Exhibit

Petitioners' Sotera Stipulation Exhibit

Notice: Mandatory Notice NOTICE

Notice: Power of Attorney NOTICE

Notice filing date accorded to Petition NOTICE

U.S. Patent Pub. No. 2005/0097199 (“Woodard”) Exhibit

Netskope, Inc. v. K.Mizra LLC, IPR2025-01115, Paper 1 (April 13, 2025) Exhibit

U.S. Patent no. 7,568,107 (“Rathi”) Exhibit

U.S. Patent Pub. No. 2006/0005009 (“Ball”) Exhibit

U.S. Patent no. 7,330,977 (“Cromer”) Exhibit

U.S. Patent No. 8,234,705 Exhibit

U.S. Patent No. 7,571,460 (“Danforth”) Exhibit

Notice: Power of Attorney NOTICE

Cisco Systems, Inc. v. K.Mizra LLC, IPR2021-00593, Paper 1 (March 15, 2021) Exhibit

Tony Piltzecker et al., How to Cheat at Managing: Windows Server Update Exhibit

U.S. Patent Pub. No. 2003/0061494 (“Girard”) Exhibit

Cisco Systems, Inc. v. K.Mizra LLC, IPR2021-00593, Paper 41 (Sept 19, 2022) Exhibit

Petition: as filed PETITION

TCG Specification Architecture Overview (Rev. 1.2 Apr. 28, 2004) Exhibit

U.S. Patent Pub. No. 2003/0055962 (“Freund”) Exhibit

U.S. Patent No. 6,829,654 (“Jungck”) Exhibit

TPM Main – Part 1 Design Principles, Specification Version 1.2 (Rev. 62 Oct Exhibit

Cisco Systems, Inc. v. K.Mizra LLC, 2022-2290, 2023-1183 (Fed. Cir. 2024) Exhibit

Cisco Systems, Inc. v. K.Mizra LLC, IPR2021-00593, Paper 23 (Jan 7, 2022) Exhibit

What’s Inside A Router Exhibit

Declaration of Clay Shields Exhibit

U.S. Patent No. 7,533,407 (“Lewis”) Exhibit

U.S. Patent Pub. No. 2005/0033987 (“Yan”) Exhibit

Microsoft Security Bulletin MS99-008 - Critical | Microsoft Learn Exhibit

U.S. Patent No. 9,436,820 (“Gleichauf”) Exhibit

U.S. Patent Pub. No. 2005/0078668 (“Wittenberg”) Exhibit

File History of U.S. Patent No. 8,234,705 Exhibit

U.S. Patent Pub. No. 2004/0177276 (“MacKinnon”) Exhibit

U.S. Patent No. 7,747,862 (“Ovadia”) Exhibit