Netflix, Inc. et al. vs. DivX, LLC et al.

Explore the PTAB proceeding IPR2020-00558 filed by Netflix, Inc. et al. on 2020-02-18. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2020-00558

Filing Date

2020-02-18

Accorded Filing Date

2020-02-18

Institution Decision Date

2020-08-26

Last Modified Date

2026-09-21

Proceeding Type

IPR

Termination Date

2024-02-22

Trial Status

Final Written Decision

Parties & Counsel

Petitioner

Netflix, Inc. et al.

Represented By

Batts, Harperet al

Patent Owner / Respondent

DivX, LLC et al.

Represented By

Weatherwax, Kennethet 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 16136183

Respondent Patent Number 10225588

External Links

Espacenet

Google Patents

Respondent Inventor Michael George Kiefer et al

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

Address and Attorney/Agent Information

13 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name KPPB LLP

Customer Number 71897

Address 180 E. Ocean Blvd, Suite 1030, Long Beach, CA, 90802, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
41886	Joel Kauth	949-852-0000
44284	John Peck	949-852-0000
59632	David Bailey	949-852-0000
62444	Faye Teng	949-852-0000
69375	Paul Lee	949-852-0000
72043	Kendrick Hsu	949-852-0000
72057	Brian Sung	949-852-0000
73320	Mark Yeh	949-852-0000
74274	Isaac Fine	949-852-0000
75494	Charles Thomas	949-852-0000
78412	Yingxin Deng	484-226-6056
80513	Michael Ofori	+1-617-849-5451
83253	Joanna Soyring	949-288-5188

Proceeding Documents

145

Final Written Decision: On remand from the CAFC FINAL

2026-09-21 FILING PARTY: BOARD

Download

Panel Change Order ORDER

2026-08-13 FILING PARTY: BOARD

Download

Other: Fed Circuit mandate OTHER

2026-03-23 FILING PARTY: BOARD

Download

Other: other court decision OTHER

2026-03-23 FILING PARTY: BOARD

Download

Panel Change Order ORDER

2026-03-23 FILING PARTY: BOARD

Download

Netflix, Inc. et al. vs. DivX, LLC et al.

Proceeding Overview

Parties & Counsel

Petitioner

Netflix, Inc. et al.

Represented By

Patent Owner / Respondent

DivX, LLC et al.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Final Written Decision: On remand from the CAFC FINAL

Panel Change Order ORDER

Other: Fed Circuit mandate OTHER

Other: other court decision OTHER

Panel Change Order ORDER

Petitioner's Notice of Appeal NOTICE

Final written decision: On remand FINAL

Ex. 3003 Exhibit

DivX Response Brief on Remand OTHER

Petitioner's Response Brief on Remand OTHER

Settlement as to Hulu, LLC 35 U.S.C. § 317; 37 C.F.R. § 42.74 ORDER

Petitioner's Brief on Remand OTHER

Patent Owner's Brief on Remand OTHER

Joint Motion to Terminate Hulu MOTION

Joint Request to Keep Separate MOTION

Updated Exhibit List NOTICE

Conference Transcript from Proceeding on April 26, 2023 Exhibit

Petitioner's Updated Exhibit List NOTICE

Order: Conduct of the Proceeding 37 C.F.R. sec. 42.5 ORDER

Other: other court decision OTHER

Other: Fed Circuit mandate OTHER

Patent Owner Updated Power of Attorney PWR ATTY

Petitioners' Notice of Appeal NOTICE

Patent Owner Updated Mandatory Notice NOTICE

Final Written Decision DECISION

Hearing Transcript MOTION

Patent Owner's Demonstrative Exhibits.pdf Exhibit

Petitioners' Oral Hearing Demonstratives Exhibit

Petitioners' Updated Exhibit List NOTICE

Patent Owner's Updated Exhibit List NOTICE

Trial Hearing 37 C.F.R. § 42.70 ORDER

Petitioners' Reply to Opposition to Motion to Exclude Evidence REPLY

Ex. 2028 Second Hendifar Declaration Exhibit

Patent Owner's Opposition to Petitioner's Motion to Exclude OPPOSITION

Ex. 2021 Hendifar Declaration Exhibit

Petitioners' Updated Exhibit List NOTICE

Conference Transcript from Proceedings on April 15, 2021 Exhibit

Motion to Exclude Evidence MOTION

Objections to Evidence filed with Sur-Reply OPPOSITION

Ex. 2026 McDaniel Sec. Dep. Exhibit

Patent Owner Sur-Reply REPLY

Ex. 2025 FEC Standard Exhibit

Ex. 2027 Bajaj Decl. in IPR2020-00646 Exhibit

Petitioners' Updated Exhibit List NOTICE

Deposition Transcript of Dr. Chandrajit Bajaj on 03-26-21 Exhibit

Revising Due Dates 3 and 5���7 Granting the Parties' Requests to File Supplemental Information ORDER

Petitioners' Request for Oral Hearing REQUEST

Patent Owner Request for Oral Argument MOTION

First Amended Notice of Second Deposition McDaniel NOTICE

Order Conduct of Proceeding (deposition procedure) MOTION

Fifth Joint Stipulation to Extend Deadlines MOTION

Notice of Second Deposition McDaniel NOTICE

Patent Owner Objections OPPOSITION

Ex. 1026 - US9621522 - Kiefer Exhibit

Ex. 1020 - US7979886 - Frojdh Exhibit

Ex. 1018 - US7233948 - Shamoon Exhibit

Ex. 1028 - US8909922 - Kiefer Exhibit

Ex. 1029 - 2-25-21 Nielson Deposition Exhibit

Ex. 1023 - Scalable Security Mechanisms - Kunkelmann Exhibit

Ex. 1021 - Xu Exhibit

Ex. 1025 - US20050253740A1 - Marpe Exhibit

Ex. 1024 - 01-13-21 Nielson Deposition Exhibit

Ex. 1022 - Secure Distributed Virtual Conferencing - McDaniel Exhibit

Ex. 1019 - Temporal Scalability Diagram Exhibit

Ex. 1017 - Shi Exhibit

Revising Due Dates 3 and 5��7 Granting the Parties' Requests to File Supplemental Information ORDER