Home › PTAB Cases › IPR2021-01406

Roku, Inc. et al. vs. ANCORA TECHNOLOGIES, INC.

Explore the PTAB proceeding IPR2021-01406 filed by Roku, Inc. et al. on 2021-08-24. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2021-01406

Filing Date

2021-08-24

Accorded Filing Date

2021-08-24

Institution Decision Date

2022-02-22

Last Modified Date

2026-09-25

Proceeding Type

IPR

Termination Date

2026-01-22

Trial Status

Final Written Decision

Parties & Counsel

Petitioner

Roku, Inc. et al.

Represented By

Wright, Jonet al

Patent Owner / Respondent

ANCORA TECHNOLOGIES, INC.

Represented By

Borsos, Market al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 3600 - Transportation, E-Commerce & Construction

Patent Information

1 Patent Involved

Respondent Application Number 09164777

Respondent Patent Number 6411941

External Links

Espacenet

Google Patents

Respondent Tech Center TC 3600 - Transportation, E-Commerce & Construction

Proceeding Documents

157

Notice of Joint Filing of Proposed Redactions Pursuant to Director's Decision and Order (Paper 89) NOTICE

2026-09-25 FILING PARTY: PATENT OWNER

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2053

Director Decision (Redacted) Exhibit

2026-09-25 FILING PARTY: PATENT OWNER

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Order: Extending Time to Issue Decision ORDER

2026-08-28 FILING PARTY: BOARD

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DRP Identification Order ORDER

2026-06-30 FILING PARTY: BOARD

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DRP Delegation Order ORDER

2026-06-29 FILING PARTY: BOARD

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Patent Owner's Supplemental Mandatory Notices Under 37 C.F.R. 42.8 NOTICE

2026-06-15 FILING PARTY: PATENT OWNER

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Public Redacted Final Written Decision NOTICE

2026-04-29 FILING PARTY: BOARD

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Corrected Authorized Response to Director Review Request (PUBLIC - REDACTED) OTHER

2026-03-06 FILING PARTY: PETITIONER

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Petitioners' Motion to Seal Corrected Authorized Response to Director Review Request MOTION

2026-03-06 FILING PARTY: PETITIONER

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3101

Ex. 3101 Corrected Response - Reply Exhibit

2026-03-05 FILING PARTY: BOARD

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3100

Email, Subject_IPR2021-01406 Director Review Request Exhibit

2026-02-23 FILING PARTY: BOARD

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ANCORA TECHNOLOGIES, INC.’S REQUEST FOR DIRECTOR REVIEW Public OTHER

2026-02-20 FILING PARTY: PATENT OWNER

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PATENT OWNER’S MOTION TO FILE ITS REQUEST FOR DIRECTOR REVIEW UNDER SEAL PURSUANT TO 37 C.F.R. §§ 42.14 AND 42.54 MOTION

2026-02-20 FILING PARTY: PATENT OWNER

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Patent Owner's Motion to Seal Responsive Brief on Remand MOTION

2025-09-12 FILING PARTY: PATENT OWNER

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Patent Owner's Responsive Brief on Remand (Public) OTHER

2025-09-12 FILING PARTY: PATENT OWNER

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Petitioner Roku and Vizio's Motion to Seal Responsive Remand Brief MOTION

2025-09-12 FILING PARTY: PETITIONER

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[PUBLIC] Petitioner Roku and Vizio's Responsive Remand Brief OTHER

2025-09-12 FILING PARTY: PETITIONER

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Petitioner Roku and Vizio's Motion to Seal (941) MOTION

2025-08-29 FILING PARTY: PETITIONER

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Patent Owner's Opening Brief on Remand (Public) OTHER

2025-08-29 FILING PARTY: PATENT OWNER

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Patent Owner's Motion to Seal Opening Brief on Remand MOTION

2025-08-29 FILING PARTY: PATENT OWNER

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[PUBLIC] Petitioner Roku and Vizio's Brief on Remand (941) OTHER

2025-08-29 FILING PARTY: PETITIONER

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1057

EX1057 - Teleconference Transcript Exhibit

2025-08-21 FILING PARTY: PETITIONER

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ORDER Conduct of the Proceeding 37 C.F.R. § 42.5 ORDER

2025-08-15 FILING PARTY: BOARD

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Petitioner Roku's Updated Mandatory Notices NOTICE

2025-08-12 FILING PARTY: PETITIONER

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Petitioner Roku's Updated Power of Attorney NOTICE

2025-08-12 FILING PARTY: PETITIONER

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Petitioner Vizio's Updated Power of Attorney NOTICE

2025-08-12 FILING PARTY: PETITIONER

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Petitioner Vizio's Updated Mandatory Notices NOTICE

2025-08-12 FILING PARTY: PETITIONER

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Other: other court decision OTHER

2025-07-28 FILING PARTY: BOARD

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Other: Fed Circuit mandate OTHER

2025-07-28 FILING PARTY: BOARD

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Patent Owner's Supplemental Mandatory Notices Under 37 C.F.R. § 42.8 NOTICE

2023-04-05 FILING PARTY: PATENT OWNER

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Patent Owner's Notice of Appeal NOTICE

2023-03-22 FILING PARTY: PATENT OWNER

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JUDGMENT Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. § 318(a) PUBLIC VERSION (originally entered 2/15/2023) NOTICE

2023-02-23 FILING PARTY: BOARD

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Other Hearing transcript OTHER

2022-11-22 FILING PARTY: BOARD

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1055

EX1055 - Petitioner's Demonstratives (PUBLIC) Exhibit

2022-09-29 FILING PARTY: PETITIONER

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2052

Patent Owner's Oral Hearing Demonstratives Exhibit

2022-09-29 FILING PARTY: PATENT OWNER

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Petitioner's Updated Exhibit List (PUBLIC) NOTICE

2022-09-29 FILING PARTY: PETITIONER

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Petitioner's Motion to Seal MOTION

2022-09-29 FILING PARTY: PETITIONER

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ANCORA'S UNOPPOSED MOTION TO FILE CONFIDENTIAL DOCUMENTS UNDER SEAL PURSUANT TO 37 C.F.R. 42.14 AND 42.54 MOTION

2022-09-29 FILING PARTY: PATENT OWNER

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2009

Microsoft Computer Dictionary 4th Edition (1999) Exhibit

2022-09-26 FILING PARTY: PATENT OWNER

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LEAP Practitioner Request and Verification Form (Petitioner) NOTICE

2022-09-23 FILING PARTY: BOARD

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Notice of Joint Stipulation to Modify Due Date for Service of Demonstrative Exhibits for Oral Argument NOTICE

2022-09-21 FILING PARTY: PETITIONER

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Notice of Joint Stipulation to Modify Due Dates 5-7 NOTICE

2022-09-12 FILING PARTY: PETITIONER

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Order Setting Oral Argument ORDER

2022-09-07 FILING PARTY: BOARD

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Petitioner's Request for Oral Argument REQUEST

2022-09-02 FILING PARTY: PETITIONER

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Patent Owner's Request for Oral Hearing REQUEST

2022-09-02 FILING PARTY: PATENT OWNER

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PATENT OWNER'S SUR-REPLY (REDACTED) MOTION

2022-08-29 FILING PARTY: PATENT OWNER

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2047

Ancora's Patent Owner Preliminary Response, Sony Mobile Communications AB v. Ancora Techs., Inc., Case No. IPR2021-0063, Paper 13 (PTAB Apr. 23, 2021) Exhibit

2022-08-29 FILING PARTY: PATENT OWNER

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Order: DECISION Granting Petitioners Motion to Seal 37 C.F.R. §§ 42.5 and 42.14 ORDER

2022-08-09 FILING PARTY: BOARD

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1036

EX1036 - Ancora Opening CC Brief Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1035

EX1035 - Martin Deposition Transcript Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1040

EX1040 - Guttman (Part 1 of 2) Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1033

EX1033 - Wolfe Reply Declaration Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1038

EX1038 - Oxford Dictionary Exhibit

2022-07-22 FILING PARTY: PETITIONER

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Petitioners' Motion to Seal MOTION

2022-07-22 FILING PARTY: PETITIONER

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1042

EX1042 - Chang Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1039

EX1039 - Davis Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1029

EX1029 - Ancora Responsive CC Brief Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1037

EX1037 - Denon Record Player User Manual Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1043

EX1043 - Benson Exhibit

2022-07-22 FILING PARTY: PETITIONER

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Petitioner's Reply (PUBLIC - REDACTED) REPLY

2022-07-22 FILING PARTY: PETITIONER

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1040

EX1040 - Guttman (Part 2 of 2) Exhibit

2022-07-22 FILING PARTY: PETITIONER

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1041

EX1041 - RFC2313 Exhibit

2022-07-22 FILING PARTY: PETITIONER

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Petitioner's Notice of Martin Deposition NOTICE

2022-06-29 FILING PARTY: PETITIONER

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Petitioner's Notice of Mullor Deposition NOTICE

2022-06-27 FILING PARTY: PETITIONER

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Order: On Motion for Additional Discovery ORDER

2022-06-17 FILING PARTY: BOARD

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Notice of Joint Stipulation to Modify Trial Due Dates 2-4 NOTICE

2022-06-13 FILING PARTY: PETITIONER

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Petitioner's Updated Mandatory Notices NOTICE

2022-06-07 FILING PARTY: PETITIONER

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Order: Other ORDER

2022-06-07 FILING PARTY: BOARD

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Petitioner's Unopposed Motion for Additional Discovery MOTION

2022-06-06 FILING PARTY: PETITIONER

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1028

EX1028 - E-mail Exhibit

2022-06-06 FILING PARTY: PETITIONER

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Petitioner's Objections to Evidence OPPOSITION

2022-05-10 FILING PARTY: PETITIONER

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Dismissing Joint Motions to Consolidate as Moot Granting Requests for Changing Oral Hearing Date and Due Dates 35 U.S.C. § 315(d); 37 C.F.R. §§ 42.5 and 42.71 ORDER

2022-05-04 FILING PARTY: BOARD

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2026

Transcript of Deposition of Dr. Andrew Wolfe (April 22, 2022) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2038

Proposed Protective Order Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2039

Redline Relative To Standard Protective Order Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2042

Barron's Dictionary of Computing and Internet Terms (5th Ed. 1996) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2030

Declaration of Miki Mullor Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2020

U.S. Patent No. 5,734,819 (Lewis) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2025

Croucher, ��The BIOS Companion�� (1997) (Excerpts) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2044

Free On-Line Dictionary of Computing (June 6, 1999), available at http://foldoc.org/bios Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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ANCORA'S MOTION TO FILE CONFIDENTIAL DOCUMENTS UNDER SEAL PURSUANT TO 37 C.F.R. 42.14 AND 42.54 MOTION

2022-05-03 FILING PARTY: PATENT OWNER

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2023

Petition, HTC Corp. v. Ancora Techs. Inc., Case No. CBM2017-00054, Paper 1 (PTAB May 26, 2017) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2024

Institution Decision, HTC Corp. v. Ancora Techs. Inc., Case No. CBM2017-00054, Paper 7 (PTAB Dec. 1, 2017) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2046

Paul C. Kocher, Timing Attacks on Implementations of Diffie-Hellman, RSA, DSS, and Other Systems, Proceedings of 16th Annual Int��l Cryptology Conf. (Aug. 18��22, 1996) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2045

U.S. Patent No. 5,684,951 (Goldman) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2018

Declaration of Dr. David Martin (May 3, 2022) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2028

March 25, 2022 Email from Board regarding IPR2021-01338 and IPR2021-01406 Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2019

U.S. Patent No. 5,892,900 (Ginter) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2043

Decision Granting Institution, Case No. IPR2020-01609, Paper 7 (PTAB Feb. 16, 2021) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2027

Joint News Release (February 14, 2005) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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2035

AIPLA statistics Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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PATENT OWNER'S RESPONSE RESPONSE

2022-05-03 FILING PARTY: PATENT OWNER

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2021

U.S. Patent No. 6,153,835 (Schwartz) Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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PATENT OWNER'S SUPPLEMENTAL MANDATORY NOTICES UNDER 37 C.F.R. 42.8 MOTION

2022-05-03 FILING PARTY: PATENT OWNER

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2022

Ancora Techs. Inc. v. Apple, Inc., Case No. 4:11-cv-06357 (Dkt. # 171-3) [Apple Inc.'s N.D. Cal. L.R. 3-3 (Invalidity) Disclosures] Exhibit

2022-05-03 FILING PARTY: PATENT OWNER

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JOINT MOTION FOR ENTRY OF PROTECTIVE ORDER MOTION

2022-05-03 FILING PARTY: PATENT OWNER

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JOINT MOTION TO CONSOLIDATE IPR2021-01338 AND IPR2021-01406 MOTION

2022-04-01 FILING PARTY: PATENT OWNER

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Order Granting Patent Owners Motion to Authorize Withdrawal of Counsel ORDER

2022-03-17 FILING PARTY: BOARD

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Motion to Authorize Withdrawal of Counsel MOTION

2022-03-09 FILING PARTY: PATENT OWNER

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Petitioner's Objections to Evidence OPPOSITION

2022-03-08 FILING PARTY: PETITIONER

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ANCORA TECHNOLOGIES, INC.'S POWER OF ATTORNEY PURSUANT TO 37 C.F.R. 42.10(b) PWR ATTY

2022-02-23 FILING PARTY: PATENT OWNER

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PATENT OWNER'S SUPPLEMENTAL MANDATORY NOTICES UNDER 37 C.F.R. 42.8 NOTICE

2022-02-23 FILING PARTY: PATENT OWNER

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1027

EX1027 - WDTX Stay (Nintendo) Exhibit

2022-02-22 FILING PARTY: PETITIONER

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1026

EX1026 - WDTX Stay (Roku) Exhibit

2022-02-22 FILING PARTY: PETITIONER

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1025

EX1025 - CDCA Stay (Vizio) Exhibit

2022-02-22 FILING PARTY: PETITIONER

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Order: Scheduling Order ORDER

2022-02-22 FILING PARTY: BOARD

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Petitioner's Updated Mandatory Notices NOTICE

2022-02-22 FILING PARTY: PETITIONER

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Institution Decision: Grant DECISION

2022-02-22 FILING PARTY: BOARD

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2015

US5479639 (Ewertz) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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Patent Owner's Preliminary Response to Petition for Inter Partes Review Under 37 C.F.R. Sec. 42.107 RESPONSE

2021-12-17 FILING PARTY: PATENT OWNER

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2013

Martin Declaration IPR2021-00663 Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2008

Microsoft Press Computer Users Dictionary (1998) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2002

Ancora Techs. v. Apple Inc. 744 F.3d 732 Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2010

PC Magazine Encyclopedia Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2006

Weissman Declaration (216cv1919) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2017

Declaration of Ian Jestice (120cv34) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2011

941 Patent file history with White Paper Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2007

The Telecommunications Handbook (1999) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2003

Weissman Deposition (216cv1919) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2005

HTC Response Brief (2018-1404) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2014

US6189146 (Misra) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2001

941 Reexam File History (90010560) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2012

Joint Claim Construction and Prehearing Statement (TCL) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2009

Microsoft Computer Dictionary 4th Edition (1999) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2016

IPR2020-01184 Decision Denying Institution Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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2004

Jestice Declaration (216cv1919) Exhibit

2021-12-17 FILING PARTY: PATENT OWNER

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Petitioners' Updated Mandatory Notices NOTICE

2021-11-18 FILING PARTY: PETITIONER

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NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE NOTICE

2021-09-17 FILING PARTY: BOARD

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Patent Owner Mandatory Notices NOTICE

2021-09-13 FILING PARTY: PATENT OWNER

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Patent Owner Power of Attorney PWR ATTY

2021-09-13 FILING PARTY: PATENT OWNER

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