Home › PTAB Cases › IPR2025-00083

Ericsson Inc. et al. vs. Pegasus Wireless Innovation LLC

Explore the PTAB proceeding IPR2025-00083 filed by Ericsson Inc. et al. on 2024-11-15. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00083

Filing Date

2024-11-15

Accorded Filing Date

2024-11-15

Institution Decision Date

2025-06-05

Last Modified Date

2026-08-11

Proceeding Type

IPR

Termination Date

2026-06-02

Trial Status

Final Written Decision

Parties & Counsel

Petitioner

Ericsson Inc. et al.

Represented By

Pleune, Scottet al

Patent Owner / Respondent

Pegasus Wireless Innovation LLC

Represented By

Helge, Wayneet 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 16147530

Respondent Patent Number 10638463

External Links

Espacenet

Google Patents

Respondent Inventor Kyujin PARK

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

Address and Attorney/Agent Information

4 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name IP LEGAL SERVICES, LLC

Customer Number 76277

Address P.O. Box 651325, Sterling, VA, 20165, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
41083	Ian Hughes	610-933-8809
45261	Linus Park	610-712-5034
69183	Kyung Hee Kim	610-640-9350
69192	Joung Kook Park	610-640-9350

Proceeding Documents

123

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

2026-06-02 FILING PARTY: BOARD

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Other: Hearing transcript OTHER

2026-04-14 FILING PARTY: BOARD

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2205

Patent Owner's Demonstrative Exhibits for Oral Hearing Exhibit

2026-03-04 FILING PARTY: PATENT OWNER

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Patent Owner's Updated Exhibit List NOTICE

2026-03-04 FILING PARTY: PATENT OWNER

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Petitioners' Updated Exhibit List (March 4, 2026) NOTICE

2026-03-04 FILING PARTY: PETITIONER

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1051

Exhibit 1051 - Petitioners' Demonstratives for Oral Hearing Exhibit

2026-03-04 FILING PARTY: PETITIONER

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Petitioners' Updated Mandatory Notice Information NOTICE

2026-02-24 FILING PARTY: PETITIONER

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

2026-02-20 FILING PARTY: BOARD

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Patent Owner's Sur-Reply OTHER

2026-01-30 FILING PARTY: PATENT OWNER

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Petitioners' Request for Oral Argument OTHER

2026-01-22 FILING PARTY: PETITIONER

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Patent Owner's Request for Oral Hearing OTHER

2026-01-22 FILING PARTY: PATENT OWNER

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Order: Termination as to one party ORDER

2026-01-22 FILING PARTY: BOARD

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Petitioners' Updated Exhibit List (Jan. 6, 2026) NOTICE

2026-01-06 FILING PARTY: PETITIONER

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Petitioners' Reply to Patent Owner's Response REPLYTOOPP

2026-01-06 FILING PARTY: PETITIONER

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1050

Exhibit 1050 - Sharony transcript with errata Exhibit

2026-01-06 FILING PARTY: PETITIONER

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Joint Motion to Partially Terminate Proceeding as to Nokia MOTION

2025-12-22 FILING PARTY: PETITIONER

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Joint Request to Treat Nokia-KT-Pegasus Settlement and License Agreement as Confidential Business Information OTHER

2025-12-22 FILING PARTY: PETITIONER

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Order: Settlement as to Ericsson 35 U.S.C. sec. 317; 37 C.F.R. sec. 42.74 ORDER

2025-12-17 FILING PARTY: BOARD

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Renewed Joint Request to Treat Ericsson-KT-Pegasus Binding Term Sheet as Confidential Business Information OTHER

2025-12-05 FILING PARTY: PETITIONER

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Renewed Joint Motion to Partially Terminate Proceeding as to Ericsson MOTION

2025-12-05 FILING PARTY: PETITIONER

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ORDER Denying Without Prejudice Joint Motion to Terminate as to Ericsson Joint Requests to Treat Confidential and Separate 35 U.S.C. § 317; 37 C.F.R. § 42.74 ORDER

2025-11-19 FILING PARTY: BOARD

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ORDER Denying Without Prejudice Joint Motion to Terminate as to AT&T, Verizon, and T-Mobile Joint Requests to Treat Confidential and Separate 35 U.S.C. § 317; 37 C.F.R. § 42.74 ORDER

2025-11-19 FILING PARTY: BOARD

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Joint Motion to Partially Terminate Proceeding as to Ericsson MOTION

2025-11-10 FILING PARTY: PETITIONER

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Joint Request to Treat Ericsson-KT-Pegasus Binding Term Sheet as Confidential Business Information OTHER

2025-11-10 FILING PARTY: PETITIONER

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Notice of Deposition of Jacob Sharony NOTICE

2025-11-06 FILING PARTY: PETITIONER

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Joint Motion to Partially Terminate Proceeding MOTION

2025-10-27 FILING PARTY: PETITIONER

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Joint Request to Treat Verizon-KT-Pegasus Binding Term Sheet as Confidential Business Information OTHER

2025-10-27 FILING PARTY: PETITIONER

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2006

Deposition Transcript of Sumit Roy, Ph.D., dated October 6, 2025 Exhibit

2025-10-27 FILING PARTY: PATENT OWNER

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2005

Declaration of Jacob Sharony, Ph.D. Exhibit

2025-10-27 FILING PARTY: PATENT OWNER

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Patent Owner Response RESPONSE

2025-10-27 FILING PARTY: PATENT OWNER

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Joint Request to Treat AT&T-KT-Pegasus Binding Term Sheet as Confidential Business Information OTHER

2025-10-27 FILING PARTY: PETITIONER

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Joint Request to Treat T-Mobile-KT-Pegasus Binding Term Sheet as Confidential Business Information OTHER

2025-10-27 FILING PARTY: PETITIONER

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Notice of Joint Stipulation to Modify the Scheduling Order NOTICE

2025-10-16 FILING PARTY: PATENT OWNER

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Panel Change Order ORDER

2025-10-07 FILING PARTY: BOARD

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1044

Exhibit 1044 - Claim Construction Order Exhibit

2025-09-26 FILING PARTY: PETITIONER

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Petitioners' Updated Exhibit List (Sep 26, 2025) NOTICE

2025-09-26 FILING PARTY: PETITIONER

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Petitioners' Updated Mandatory Notice Information (status of related matters) NOTICE

2025-09-22 FILING PARTY: PETITIONER

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General Order: Related Matters Updates ORDER

2025-09-20 FILING PARTY: BOARD

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Amended Notice of Deposition of Dr. Roy NOTICE

2025-09-15 FILING PARTY: PATENT OWNER

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Notice of Joint Stipulation to Modify the Scheduling Order NOTICE

2025-09-12 FILING PARTY: PATENT OWNER

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Order Denying Director Review of Institution Decision REHEARING

2025-08-28 FILING PARTY: BOARD

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Notice of Deposition NOTICE

2025-08-07 FILING PARTY: PATENT OWNER

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Notice of Joint Stipulation to Modify the Scheduling Order NOTICE

2025-08-07 FILING PARTY: PATENT OWNER

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Delegation Notice NOTICE

2025-07-08 FILING PARTY: BOARD

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Authorized Response to Director Review Request OTHER

2025-06-27 FILING PARTY: PETITIONER

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3100

Exhibit 3100 Exhibit

2025-06-20 FILING PARTY: BOARD

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Patent Owner's Request for Director Review of ID REQUEST

2025-06-20 FILING PARTY: PATENT OWNER

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Order: SCHEDULING ORDER ORDER

2025-06-10 FILING PARTY: BOARD

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Institution Decision: DECISION Granting Institution of Inter Partes Review 35 U.S.C. § 314 DECISION

2025-06-05 FILING PARTY: BOARD

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2302

Ex. 2302 Order Exhibit

2025-05-28 FILING PARTY: PATENT OWNER

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IPR2025-00083 Updated Mandatory Notices NOTICE

2025-05-28 FILING PARTY: PATENT OWNER

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1041

Email authorizing submission of District Court Dismissal Exhibit

2025-05-12 FILING PARTY: PETITIONER

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Petitioners' Exhibit List NOTICE

2025-05-12 FILING PARTY: PETITIONER

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1042

Dismissal of certain patents from District Court Exhibit

2025-05-12 FILING PARTY: PETITIONER

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Patent Owner's Authorized Pre-Institution Supplemental Filing OTHER

2025-05-12 FILING PARTY: PATENT OWNER

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Petitioners' Brief Addressing the Dismissal of U.S. Patent No. 10, 638,463 from the Parallel District Court Litigation OTHER

2025-05-12 FILING PARTY: PETITIONER

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1043

Email from Patent Owner withdrawing claims Exhibit

2025-05-12 FILING PARTY: PETITIONER

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2204

Ex 2204 Fifth Amended Docket Control Order Exhibit

2025-04-25 FILING PARTY: PATENT OWNER

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Patent Owner's Preliminary Sur-Reply OTHER

2025-04-25 FILING PARTY: PATENT OWNER

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1039

Fourth Amended Docket Control Order Exhibit

2025-04-11 FILING PARTY: PETITIONER

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1040

Opposition to Order Focusing Claims Exhibit

2025-04-11 FILING PARTY: PETITIONER

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Petitioners' Reply to Patent Owner's Preliminary Response to Petition OTHER

2025-04-11 FILING PARTY: PETITIONER

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2020

Ex 2020 Ex. H-8 to Defendants' PICs Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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Patent Owner's Preliminary Response POPR

2025-03-10 FILING PARTY: PATENT OWNER

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2018

Ex 2018 Comparison of Districts Within the Fifth Circuit Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2024

Ex 2024 U.S. Patent Pub. No. 2017/0265176 (Marinier counterpart) Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2019

Ex 2019 Appx H to Defendants' Preliminary Invalidity Contentions Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2001

Ex 2001 Memorandum Opinion and Order Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2022

Ex 2022 Ex. H-3 to Defendants' PICs Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2004

Defendants' Preliminary Invalidity Contentions Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2023

Ex 2023 U.S. Patent Pub. No. 2020/0252180 (Takeda counterpart) Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2021

Ex 2021 Ex. H-9 to Defendants' PICs Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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2002

Ex 2002 Memorandum Opinion and Order Exhibit

2025-03-10 FILING PARTY: PATENT OWNER

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Notice: Notice filing date accorded NOTICE

2024-12-09 FILING PARTY: BOARD

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Notice : Power of Attorney NOTICE

2024-11-19 FILING PARTY: PATENT OWNER

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