Status of Director Review requests

Director Review requests are uploaded into the corresponding case as Exhibit 3100 and are available on the Patent Trial and Appeal Case Tracking System (P-TACTS) for processing America Invents Act (AIA) reviews typically within a week of the receipt of the request. Director Review requests are also compiled in the spreadsheet below. The spreadsheet includes the date the Director Review request was received or sua sponte was granted, the case number of the proceeding, the requesting party, the involved parties, the status of the request, and the date of the most recent status. This spreadsheet will be updated monthly.

Director Review requests spreadsheet (April 17, 2025)

Director Review granted – proceedings

Below are the proceedings in which Director Review has been granted, either based on a party's request or sua sponte. Director Review decisions are, by default, routine decisions as set forth in Standard Operating Procedure 2 (SOP 2), unless otherwise indicated.

Recent decisions

Hulu, LLC v. Piranha Media Distribution, LLC, IPR2024-01252 & IPR2024-01253 (see Institution – 35 U.S.C. § 314(a), Parallel proceedings)

Decision vacating decision granting institution, and denying institution – Paper 27 (Stewart April 17, 2025)

Motorola Solutions, Inc. v. Stellar, LLC, IPR2024-01205, IPR2024-01206, IPR2024-01207 & IPR2024-01208 (see Institution – 35 U.S.C. § 314(a), Parallel proceedings)

Decision vacating decision granting institution, and denying institution – Paper 19 (Stewart March 28, 2025)

Mercedes-Benz USA, LLC v. Daedalus Prime LLC, IPR2023-01343 (see Delegated Rehearing Panel)

Order delegating Director Review to a Delegated Rehearing Panel – Paper 24 (Stewart March 25, 2025)

Cisco Systems, Inc. v. Portsmouth Network Corp., IPR2024-00954 (see Delegated Rehearing Panel)

Order delegating Director Review to a Delegated Rehearing Panel – Paper 9 (Stewart March 13, 2025)
Delegated Rehearing Panel Decision denying rehearing – Paper 12 (DRP April 11, 2025)

Tesla, Inc. v. Autonomous Devices, LLC, IPR2023-01055 (see Obviousness)

Decision remanding for further proceedings – Paper 49 (Stewart March 13, 2025)

Crusoe Energy Systems, LLC v. Upstream Data Inc., PGR2023-00039 (see Patent eligibility and Delegated Rehearing Panel)

Order Initiating Director Review – Paper 46 (Stewart March 7, 2025)
Order delegating Director Review to a Delegated Rehearing Panel – Paper 47 (Stewart March 13, 2025)
Delegated Rehearing Panel Decision vacating-in-part the Final Written Decision, and determining Petitioner has not shown claims 1 and 24 are unpatentable under 35 U.S.C. § 101 – Paper 49 (DRP April 11, 2025)

Siemens Mobility, Inc. v. Metrom Rail, LLC, IPR2024-00947 (see Delegated Rehearing Panel)

Order delegating Director Review to a Delegated Rehearing Panel – Paper 14 (Stewart March 6, 2025)
Delegated Rehearing Panel Decision denying rehearing – Paper 16 (DRP April 4, 2025)

Abuse of process and/or sanctions - 37 C.F.R. § 42.12

Spectrum Solutions LLC v. Longhorn Vaccines & Diagnostics, LLC, IPR2021-00847, IPR2021-00850, IPR2021-00854, IPR2021-00857 & IPR2021-00860

Order granting Director Review – Paper 126 (Vidal June 12, 2023)
Order authorizing party briefing and amicus briefing, setting schedule, and granting motions for withdrawal and substitution of counsel and pro hac vice admission - Paper 133 (Vidal October 27, 2023)
Decision modifying-in-part order granting petitioner's motion for sanctions - Paper 143 (public version of confidential Paper 142) (Vidal July 26, 2024)

OpenSky Industries, LLC v. VLSI Technology LLC, IPR2021-01064

Order authorizing party briefing and amicus briefing, and setting schedule – Paper 47 (Vidal July 7, 2022), Paper 51 (Vidal July 21, 2022)
Decision determining abuse of process, issuing sanctions, and remanding for further proceedings – Paper 102 (Vidal October 4, 2022) (precedential)
Decision denying rehearing, affirming decision on remand, dismissing Petitioner, ordering Patent Owner to show cause, and lifting stay – Paper 121 (Vidal December 22, 2022)
Order restoring OpenSky as a party, awarding reasonable fees as sanctions, and authorizing a motion for fees – Paper 127 (Vidal February 3, 2023)
Order admonishing Patent Owner and granting Petitioner’s motion to seal – Paper 138 (Vidal June 27, 2023)
Order granting motion for fees – Paper 147 (public version of confidential Paper 141) (Vidal January 22, 2024)
Decision granting-in-part Petitioner’s request on rehearing of order granting motion for fees – Paper 149 (Vidal March 11, 2024)

Patent Quality Assurance, LLC v. VLSI Technology LLC, IPR2021-01229

Order authorizing party briefing and amicus briefing, and setting schedule – Paper 35 (Vidal July 7, 2022), Paper 37 (Vidal July 21, 2022)
Decision determining abuse of process, issuing sanctions, and lifting stay – Paper 102 (Vidal December 22, 2022) (precedential)
Decision determining failure to comply with mandatory discovery, misrepresentation of fact and misleading argument, and ordering Petitioner to show cause – Paper 131 (Vidal August 3, 2023)
Order issuing sanctions – Paper 143 (Vidal December 13, 2023)

Adverse judgment - 37 C.F.R. § 42.73(b)

Shenzhen Xinzexing E-Commerce Co., Ltd. v. Shenzhen Carku Technology Co., Ltd., IPR2024-00222

Decision vacating adverse judgment, and remanding for further proceedings – Paper 7 (Vidal July 10, 2024)

Apple Inc. v. Zipit Wireless, Inc., IPR2021-01124, IPR2021-01125, IPR2021-01126 & IPR2021-01129

Decision ordering rehearing, vacating adverse judgment, and remanding for further proceedings – Paper 14 (Vidal December 21, 2022) (precedential)

Anticipation - 35 U.S.C. § 102

Inherency

Neurocrine Biosciences, Inc. v. Spruce Biosciences, Inc., PGR2021-00088 & PGR2022-00025

Decision vacating decision denying institution and remanding for further proceedings – PGR2022-00025, Paper 15 (Vidal August 4, 2023)
Decision vacating decision denying institution and remanding for further proceedings – PGR2021-00088 Paper 16 (Vidal August 4, 2023)

Applicant admitted prior art

MED-EL Elektromedizinische Geräte Ges.m.b.H. v. Advanced Bionics AG, IPR2020-01016 & IPR2021-00044

Decision granting rehearing, vacating the Final Written Decision, and remanding for further proceedings – Paper 44 (Vidal August 22, 2022)

SolarEdge Technologies Ltd. v. SMA Solar Technology AG, IPR2020-00021

Decision granting Director Review and modifying-in-part decision granting rehearing of Final Written Decision – Paper 34 (Vidal June 8, 2023)

Bar due to petitioner’s action – 35 U.S.C. § 315(a)

Luminex International Co., Ltd. v. Signify Holdings B.V., IPR2024-00101

Order vacating decision denying institution, and remanding for further proceedings – Paper 12 (Vidal August 20, 2024)
Director Review supplemental opinion – Paper 20 (Vidal November 21, 2024)
Order denying rehearing – Paper 25 (Vidal December 10, 2024)

Bar due to patent owner’s action - 35 U.S.C. § 315(b)

Luminex International Co., Ltd. v. Signify Holdings B.V., IPR2024-00101

Order vacating decision denying institution, and remanding for further proceedings – Paper 12 (Vidal August 20, 2024)
Director Review supplemental opinion – Paper 20 (Vidal November 21, 2024)
Order denying rehearing – Paper 25 (Vidal December 10, 2024)

Samsung Electronics Co., Ltd. v. Netlist, Inc., IPR2022-00615

Decision denying rehearing and remanding for further proceedings – Paper 40 (Vidal February 3, 2023)

Unified Patents, LLC, v. MemoryWeb, LLC, IPR2021-01413

Decision granting Director Review, vacating-in-part Final Written Decision, and vacating Board order – Paper 76 (public version of confidential Paper 74) (Vidal May 22, 2023)

Claim construction

PLR Worldwide Sales Ltd. v. Flip Phone Games Inc., IPR2024-00133

Decision vacating decision denying institution, and remanding for further proceedings – Paper 12 (Vidal August 22, 2024)

Samsung Electronics Co., Ltd. v. Slyde Analytics, LLC, IPR2024-00040

Decision vacating decision denying institution, and remanding for further proceedings – Paper 14 (Vidal August 2, 2024)

ASSA ABLOY AB v. CPC Patent Technologies Pty, Ltd.,IPR2022-01006, IPR2022-01045 & IPR2022-01089

Decision vacating Final Written Decision and remanding for further proceedings – Paper 49 (Vidal March 15, 2024)

Apple Inc. v. Personalized Media Communications, LLC, IPR2016-00754 & IPR2016-01520

Order granting Director Review, vacating Final Written Decision, and remanding for further proceedings – Paper 50 (Hirshfeld March 3, 2022)

Delegated Rehearing Panel (DRP)

Mercedes-Benz USA, LLC v. Daedalus Prime LLC, IPR2023-01343

Order delegating Director Review to a Delegated Rehearing Panel – Paper 24 (Stewart March 25, 2025)

Cisco Systems, Inc. v. Portsmouth Network Corp., IPR2024-00954

Order delegating Director Review to a Delegated Rehearing Panel – Paper 9 (Stewart March 13, 2025)
Delegated Rehearing Panel Decision denying rehearing – Paper 12 (DRP April 11, 2025)

Crusoe Energy Systems, LLC v. Upstream Data Inc., PGR2023-00039

Order Initiating Director Review – Paper 46 (Stewart March 7, 2025)
Order delegating Director Review to a Delegated Rehearing Panel – Paper 47 (Stewart March 13, 2025)
Delegated Rehearing Panel Decision vacating-in-part the Final Written Decision, and determining Petitioner has not shown claims 1 and 24 are unpatentable under 35 U.S.C. § 101 – Paper 49 (DRP April 11, 2025)

Siemens Mobility, Inc. v. Metrom Rail, LLC, IPR2024-00947

Order delegating Director Review to a Delegated Rehearing Panel – Paper 14 (Stewart March 6, 2025)
Delegated Rehearing Panel Decision denying rehearing – Paper 16 (DRP April 4, 2025)

DK Crown Holdings Inc. v. Diogenes Limited, IPR2023-00268

Order delegating Director Review to a Delegated Rehearing Panel – Paper 11 (Vidal November 7, 2023)
Delegated Rehearing Panel Decision granting DRP Review, vacating decision denying institution, and remanding for further proceedings – Paper 14 (DRP February 21, 2024)

SynAffix B.V. v. Hangzhou DAC Biotech Co., Ltd., IPR2022-01531

Order delegating Director Review to a Delegated Rehearing Panel – Paper 19 (Vidal November 16, 2023)
Delegated Rehearing Panel Decision granting rehearing, vacating decision denying institution, and remanding for further proceedings – Paper 23 (DRP March 4, 2024)

Duty of candor - 37 C.F.R. § 42.11

Spectrum Solutions LLC v. Longhorn Vaccines & Diagnostics, LLC, IPR2021-00847, IPR2021-00850, IPR2021-00854, IPR2021-00857 & IPR2021-00860

Order granting Director Review – Paper 126 (Vidal June 12, 2023)
Order authorizing party briefing and amicus briefing, setting schedule, and granting motions for withdrawal and substitution of counsel and pro hac vice admission - Paper 133 (Vidal October 27, 2023)
Decision modifying-in-part order granting petitioner's motion for sanctions - Paper 143 (public version of confidential Paper 142) (Vidal July 26, 2024)

OpenSky Industries, LLC v. VLSI Technology LLC, IPR2021-01064

Order authorizing party briefing and amicus briefing, and setting schedule – Paper 47 (Vidal July 7, 2022), Paper 51 (Vidal July 21, 2022)
Decision determining abuse of process, issuing sanctions, and remanding for further proceedings – Paper 102 (Vidal October 4, 2022) (precedential)
Decision denying rehearing, affirming decision on remand, dismissing Petitioner, ordering Patent Owner to show cause, and lifting stay – Paper 121 (Vidal December 22, 2022)
Order restoring OpenSky as a party, awarding reasonable fees as sanctions, and authorizing a motion for fees – Paper 127 (Vidal February 3, 2023)
Order admonishing Patent Owner and granting Petitioner’s motion to seal – Paper 138 (Vidal June 27, 2023)
Order granting motion for fees – Paper 147 (public version of confidential Paper 141) (Vidal January 22, 2024)
Decision granting-in-part Petitioner’s request on rehearing of order granting motion for fees – Paper 149 (Vidal March 11, 2024)

Patent Quality Assurance, LLC v. VLSI Technology LLC, IPR2021-01229

Order authorizing party briefing and amicus briefing, and setting schedule – Paper 35 (Vidal July 7, 2022), Paper 37 (Vidal July 21, 2022)
Decision determining abuse of process, issuing sanctions, and lifting stay – Paper 102 (Vidal December 22, 2022) (precedential)
Decision determining failure to comply with mandatory discovery, misrepresentation of fact and misleading argument, and ordering Petitioner to show cause – Paper 131 (Vidal August 3, 2023)
Order issuing sanctions – Paper 143 (Vidal December 13, 2023)

Expert testimony

MAHLE Behr Charleston Inc. v. Frank Amidio Catalano, IPR2023-00861

Decision vacating decision on institution and remanding for further proceedings – Paper 15 (Vidal April 5, 2024)

Xerox Corp. v. Bytemark, Inc., IPR2022-00624

Decision granting Director Review and affirming decision denying institution – Paper 12 (Vidal February 10, 2023)

Institution - 35 U.S.C. § 314(a)

Parallel proceedings

Hulu, LLC v. Piranha Media Distribution, LLC, IPR2024-01252 & IPR2024-01253

Decision vacating decision granting institution, and denying institution – Paper 27 (Stewart April 17, 2025)

Motorola Solutions, Inc. v. Stellar, LLC, IPR2024-01205, IPR2024-01206, IPR2024-01207 & IPR2024-01208

Decision vacating decision granting institution, and denying institution – Paper 19 (Stewart March 28, 2025)

Samsung Display Co., Ltd. v. Pictiva Displays International Ltd., IPR2024-00855

Decision modifying decision denying institution, and denying institution – Paper 13 (Brent January 10, 2025)

Nokia of America Corporation v. Alexander Soto and Walter Soto, IPR2023-00680, IPR2023-00681 & IPR2023-00682

Decision vacating decision on institution and remanding for further proceedings – Paper 18 (Vidal March 28, 2024)
Decision vacating decision on institution and remanding for further proceedings – Paper 30 (Vidal December 3, 2024)

OpenSky Industries, LLC v. VLSI Technology LLC, IPR2021-01064

Order authorizing party briefing and amicus briefing, and setting schedule – Paper 47 (Vidal July 7, 2022), Paper 51 (Vidal July 21, 2022)
Decision determining abuse of process, issuing sanctions, and remanding for further proceedings – Paper 102 (Vidal October 4, 2022) (precedential)
Decision denying rehearing, affirming decision on remand, dismissing Petitioner, ordering Patent Owner to show cause, and lifting stay – Paper 121 (Vidal December 22, 2022)
Order restoring OpenSky as a party, awarding reasonable fees as sanctions, and authorizing a motion for fees – Paper 127 (Vidal February 3, 2023)
Order admonishing Patent Owner and granting Petitioner’s motion to seal – Paper 138 (Vidal June 27, 2023)
Order granting motion for fees – Paper 147 (public version of confidential Paper 141) (Vidal January 22, 2024)
Decision granting-in-part Petitioner’s request on rehearing of order granting motion for fees – Paper 149 (Vidal March 11, 2024)

ResMed Corp. v. Cleveland Medical Devices Inc., IPR2023-00565

Decision granting Director Review, vacating decision denying institution, and remanding for further proceedings – Paper 15 (Vidal November 16, 2023)

AviaGames, Inc. v. Skillz Platform, Inc., IPR2022-00530

Decision vacating decision denying institution and remanding for further proceedings – Paper 14 (Vidal March 2, 2023)

CommScope Technologies LLC v. Dali Wireless, Inc., IPR2022-01242

Decision ordering rehearing, vacating decision on institution, and remanding for further proceedings – Paper 23 (Vidal February 27, 2023) (precedential)

NXP USA, Inc. v. Impinj, Inc., IPR2021-01556

Decision granting Director Review and affirming decision denying rehearing – Paper 13 (Vidal September 7, 2022) (precedential)

Vector Flow, Inc. v. HID Global Corporation, IPR2023-00353

Decision granting Director Review, vacating decision denying institution, and remanding for further proceedings – Paper 11 (Vidal August 10, 2023)

Volvo Penta of the Americas, LLC, v. Brunswick Corporation, IPR2022-01366, IPR2022-01367, IPR2022-01368, IPR2022-01369 & IPR2022-01424

Decision granting Director Review, vacating decision denying institution, and remanding for further proceedings – Paper 15 (Vidal May 2, 2023)

Multiple petitions

Videndum Production Solutions, Inc. v. Rotolight Limited, IPR2023-01218

Decision vacating decision on institution and remanding for further proceedings – Paper 12 (Vidal April 19, 2024)

Ford Motor Company v. Neo Wireless LLC, IPR2023-00763

Decision vacating decision on institution and remanding for further proceedings – Paper 28 (Vidal March 22, 2024)

American Honda Motor Co., Inc. v. Neo Wireless LLC, IPR2023-00797

Decision vacating decision on institution and remanding for further proceedings – Paper 27 (Vidal March 22, 2024)

General Motors LLC and Nissan North America, Inc. v. Neo Wireless LLC, IPR2023-00962

Decision vacating decision on institution and remanding for further proceedings – Paper 16 (Vidal March 22, 2024)

Code200, UAB v. Bright Data Ltd., IPR2022-00861 & IPR2022-00862

Decision ordering rehearing, vacating decision denying institution, and remanding for further proceedings – Paper 18 (Vidal Aug. 23, 2022) (precedential)

Inter partes review scope - 35 U.S.C. § 311(b)

Volvo Penta of the Americas, LLC, v. Brunswick Corporation, IPR2022-01366, IPR2022-01367, IPR2022-01368, IPR2022-01369 & IPR2022-01424

Decision granting Director Review, vacating decision denying institution, and remanding for further proceedings – Paper 15 (Vidal May 2, 2023)

Interference estoppel - 37 C.F.R. § 41.127(a)(1)

Zynga Inc. v. IGT, IPR2022-00199

Decision granting Director Review and affirming decision on institution – Paper 17 (Vidal August 22, 2022)

Motion to exclude

Weber, Inc. v. Provisur Technologies, Inc., IPR2022-00599

Decision vacating Final Written Decision and remanding for further proceedings – Paper 74 (Vidal November 29, 2023)

Multiple proceedings - 35 U.S.C. § 325(d)

Nokia of America Corporation v. Alexander Soto and Walter Soto, IPR2023-00680, IPR2023-00681 & IPR2023-00682

Decision vacating decision on institution and remanding for further proceedings – Paper 18 (Vidal March 28, 2024)
Decision vacating decision on institution and remanding for further proceedings – Paper 30 (Vidal December 3, 2024)

Boehringer Ingelheim Animal Health USA Inc. v. Kansas State University Research Foundation, PGR2022-00021

Decision vacating decision denying institution and remanding for further proceedings – Paper 11 (Vidal February 24, 2023)

Google LLC v. Valtrus Innovations Ltd., IPR2022-01197

Decision ordering rehearing, vacating decision on institution, and remanding for further proceedings – Paper 12 (Vidal March 29, 2023)

Keysight Technologies, Inc. v. Centripetal Networks, Inc., IPR2022-01421

Decision vacating decision denying institution and remanding for further proceedings – Paper 14 (Vidal August 24, 2023)

Wolfspeed, Inc., v. The Trustees of Purdue University, IPR2022-00761

Decision ordering rehearing, vacating decision denying institution, and remanding for further proceedings – Paper 13 (Vidal March 30, 2023)

Obviousness - 35 U.S.C. § 103

Rationales

Prime Time Toys LLC v. Spin Master, Inc., IPR2023-01339, IPR2023-01348 & IPR2023-01461

Decision reversing decision denying institution, and remanding for further proceedings – Paper 12 (Vidal July 9, 2024)

Secondary considerations

Prime Time Toys LLC v. Spin Master, Inc., IPR2023-01339, IPR2023-01348 & IPR2023-01461

Decision reversing decision denying institution, and remanding for further proceedings – Paper 12 (Vidal July 9, 2024)

Nearmap US, Inc. v. Eagle View Technologies, Inc., IPR2022-00734

Decision vacating Final Written Decision and remanding for further proceedings – Paper 43 (Vidal February 20, 2024)

Proppant Express Investments, LLC v. Oren Technologies, LLC, IPR2018-00733

Order granting Director Review, vacating Final Written Decision, and remanding for further proceedings – Paper 95 (Hirshfeld November 18, 2021)

Tesla, Inc. v. Autonomous Devices, LLC, IPR2023-01055

Decision remanding for further proceedings – Paper 49 (Stewart March 13, 2025)

Duration Media LLC v. Rich Media Club LLC, IPR2023-00953

Decision vacating Final Written Decision and remanding for further proceedings – Paper 78 (Vidal December 12, 2024)

Hesai Technology Co. Ltd. v. Ouster, Inc., IPR2023-01458

Decision vacating decision on institution and remanding for further proceedings – Paper 14 (Vidal July 25, 2024)

Patent eligibility - 35 U.S.C. § 101

Crusoe Energy Systems, LLC v. Upstream Data Inc., PGR2023-00039

Order Initiating Director Review – Paper 46 (Stewart March 7, 2025)
Order delegating Director Review to a Delegated Rehearing Panel – Paper 47 (Stewart March 13, 2025)
Delegated Rehearing Panel Decision vacating-in-part the Final Written Decision, and determining Petitioner has not shown claims 1 and 24 are unpatentable under 35 U.S.C. § 101 – Paper 49 (DRP April 11, 2025)

Priority

Ascend Performance Materials Operations LLC v. Samsung SDI Co., Ltd., IPR2020-00349

Order granting Director Review, vacating Final Written Decision, and remanding for further proceedings – Paper 57 (Hirshfeld November 1, 2021)

Specification and claim requirements - 35 U.S.C. § 112

Multiple dependent claims

Nested Bean, Inc. v. Big Beings USA Pty Ltd, IPR2020-01234

Decision granting rehearing and modifying Final Written Decision – Paper 42 (Vidal February 24, 2023) (precedential)

Written description

Neurocrine Biosciences, Inc. v. Spruce Biosciences, Inc., PGR2021-00088 & PGR2022-00025

Decision vacating decision denying institution and remanding for further proceedings – PGR2022-00025, Paper 15 (Vidal August 4, 2023)
Decision vacating decision denying institution and remanding for further proceedings – PGR2021-00088, Paper 16 (Vidal August 4, 2023)

For more information on the Director Review process, visit the Director Review Process page.