In re: SanDisk Technologies, Inc.
| In re: SANDISK TECHNOLOGIES, INC. and WESTERN DIGITAL TECHNOLOGIES, INC. |
| POLARIS POWERLED TECHNOLOGIES, LLC, COKE MORGAN STEWART, Acting Under Secretary of Commerce for Intellectual Property and Acting Director of the United States Patent and Trademark Office and JOHN A. SQUIRES, Under Secretary of Commerce for Intellectual Property and Director of the United States Patent and Trademark Office |
| JEREMY W. BOCK, Esq., ZACHARY L. CATANZARO, BERNARD CHAO, COLLEEN CHIEN, JORGE CONTRERAS, NIKOLA DATZOV, Esq., Attorney, ROCHELLE DREYFUSS, ROGER ALLAN FORD, PAUL RYAN GUGLIUZZA, Esq., MARK DAVID JANIS, AARON S. KESSELHEIM, SAPNA KUMAR, AMY L. LANDERS, MARK A. LEMLEY, JACK LERNER, DOUGLAS LICHTMAN, YVETTE JOY LIEBESMAN, BRIAN J. LOVE, PHILLIP R. MALONE, Attorney, SUSAN BARBIERI MONTGOMERY, DAVID STEIN, JOHN THOMAS, SEAN TU, LIZA VERTINSKY, U.S. MANUFACTURERS ASSOCIATION FOR DEVELOPMENT AND ENTERPRISE, THE NATIONAL RETAIL FEDERATION, THE ALLIANCE FOR AUTOMOTIVE INNOVATION, THE HIGH TECH INVENTORS ALLIANCE, THE COMPUTER AND COMMUNICATIONS INDUSTRY ASSOCIATION, ACT THE APP ASSOCIATION, THE SOFTWARE & INFORMATION INDUSTRY ASSOCIATION, UNIFIED PATENTS, LLC, BAR ASSOCIATION OF THE DISTRICT OF COLUMBIA and PTAAARMIGAN LLC |
| 25-152 |
| September 18, 2025 |
| U.S. Court of Appeals, Federal Circuit |
| Other |
Docket Report
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This docket was last retrieved on December 9, 2025. A more recent docket listing may be available from PACER.
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Filing 51
AMICUS BRIEF FILED by PTAAARMIGAN LLC. Service: 10/15/2025 by email. [1133457] [GWK] [Entered: 12/09/2025 10:46 AM]
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Filing 50
CORRECTED AMICUS BRIEF FILED by Bar Association of the District of Columbia. Service: 09/29/2025 by email. [1133456]--[Edited 12/09/2025 by GWK to edit docket text] [GWK] [Entered: 12/09/2025 10:45 AM]
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Filing 49
CORRECTED AMICUS BRIEF FILED by Unified Patents, LLC. Service: 09/23/2025 by email. [1133455] [GWK] [Entered: 12/09/2025 10:43 AM]
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Filing 48
AMICUS BRIEF FILED by ACT The App Association, Alliance for Automotive Innovation, Computer and Communications Industry Association, High Tech Inventors Alliance, National Retail Federation, Software & Information Industry Association and US*MADE. Service: 09/22/2025 by email. [1133453] [GWK] [Entered: 12/09/2025 10:42 AM]
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Filing 47
AMICUS BRIEF FILED by Jeremy W. Bock, Esq., Zachary L. Catanzaro, Prof. Bernard Chao, Colleen Chien, Nikola Datzov, Esq., Rochelle Dreyfuss, Roger Allan Ford, Paul Ryan Gugliuzza, Esq., Mark David Janis, Aaron S. Kesselheim, Sapna Kumar, Amy L. Landers, Mark A. Lemley, Jack Lerner, Douglas Lichtman, Prof. Yvette Joy Liebesman, Brian J. Love, Phillip R. Malone, Susan Barbieri Montgomery, David Stein, John Thomas, Sean Tu and Liza Vertinsky. Service: 09/22/2025 by email. [1133450] [GWK] [Entered: 12/09/2025 10:40 AM]
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Filing 46
ORDER filed denying [ # 2 ] Petition for Writ of Mandamus filed by Western Digital Technologies, Inc. and SanDisk Technologies, Inc.; All motions for leave to file briefs amici curiae [ # 9 ], [ # 11 ], [ # 18 ], [ # 33 ], [ # 37 ] are granted and the corresponding briefs are accepted for filing. (Per Curiam). Service as of this date by the Clerk of Court. [1133425] [LMS] [Entered: 12/09/2025 10:19 AM]
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Filing 45
MODIFIED ENTRY: RESPONSE of Respondent Polaris PowerLED Technologies, LLC to Doc No. [ # 44 ]. Service: 11/17/2025 by email. [1128624]--[Edited 11/19/2025 by GWK to correct docket text, correct filing event] [William Milliken] [Entered: 11/17/2025 08:00 PM]
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Filing 44
Citation of Supplemental Authority pursuant to Fed. R. App. P. 28(j) for Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc.. Service: 11/13/2025 by email. [1127900] [25-152] [Debra McComas] [Entered: 11/13/2025 06:19 PM]
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Filing 43
REPLY of Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc. to response [ # 40 ], response [ # 39 ]. Service: 10/30/2025 by email. [1124828] [25-152] [Debra McComas] [Entered: 10/30/2025 06:06 PM]
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Filing 42
Corrected Certificate of Interest for Bar Association of the District of Columbia. Service: 10/20/2025 by email. [1122142] [25-152] [Clifton McCann] [Entered: 10/20/2025 04:20 PM]
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Filing 41
Notice to Movant Bar Association of the District of Columbia: The record of this case indicates that no corrected Certificate of Interest under FCR 47.4 has been filed. See Notice of Non-Compliance at [ # 24 ]. Failure to file required documents may result in dismissal or other action as deemed appropriate by the court. See FCR 25(h). Service as of this date by the Clerk of Court. [1121631] [GWK] [Entered: 10/16/2025 04:23 PM]
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Filing 40
RESPONSE of Respondent Polaris PowerLED Technologies, LLC to Doc No. [ # 2 ]. Service: 10/16/2025 by email. [1121612] [25-152] [William Milliken] [Entered: 10/16/2025 03:15 PM]
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Filing 39
RESPONSE of Respondent John A. Squires to Doc No. [ # 2 ]. Service: 10/16/2025 by email. [1121606] [25-152] [Fahd Patel] [Entered: 10/16/2025 02:50 PM]
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Filing 38
Entry of Appearance for Peter J. Ayers; Brad Hinshelwood; Laura E. Myron as counsel for Respondent John A. Squires. Service: 10/16/2025 by email. [1121604] [25-152] [Peter Ayers] [Entered: 10/16/2025 02:40 PM]
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Filing 37
MOTION of PTAAARMIGAN for leave to file an amicus curiae brief. Service: 10/15/2025 by email. [1121435] [25-152] [David Boundy] [Entered: 10/15/2025 05:48 PM]
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Filing 36
Certificate of Interest for PTAAARMIGAN. Service: 10/15/2025 by email. [1121433] [25-152] [David Boundy] [Entered: 10/15/2025 05:38 PM]
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Filing 35
Entry of Appearance for David E. Boundy as counsel for PTAAARMIGAN. Service: 10/15/2025 by email. [1121428] [25-152] [David Boundy] [Entered: 10/15/2025 05:34 PM]
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Filing 34
ORDER Any opposition to the motion [ # 33 ] shall be filed no later than seven days from the date of entry of this order. Any reply is due no later than three days from the date of service of any response. Service as of this date by the Clerk of Court. [1118176] [NL] [Entered: 09/30/2025 12:43 PM]
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Filing 33
MOTION of The Bar Association of the District of Columbia to correct or supplement, for leave to file an amicus curiae brief. Service: 09/29/2025 by email. [1118006] [25-152] [Clifton McCann] [Entered: 09/29/2025 05:06 PM]
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Filing 32
Notice from Unified Patents, LLC of Withdrawal of Michelle Aspen. Service: 09/26/2025 by email. [1117606] [25-152] [Michelle Aspen] [Entered: 09/26/2025 06:43 PM]
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Filing 31
ORDER filed granting motion [ # 30 ] filed by Petitioners and Respondents. The responses to SanDisk Technologies, Inc. and Western Digital Technologies, Inc.'s petition for a writ of mandamus is due on or before 10/16/2025. The Petitioners' combined reply in support of the petition is due October 30, 2025. (Per Curiam). Service as of this date by the Clerk of Court. [1117430] [NL] [Entered: 09/26/2025 11:05 AM]
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Filing 30
MOTION of Respondent Polaris PowerLED Technologies, LLC, John A. Squires and Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc. to set briefing schedule. Service: 09/25/2025 by email. [1117233] [25-152] [William Milliken] [Entered: 09/25/2025 02:48 PM]
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Filing 29
Notice of Related Case Information for Respondent Polaris PowerLED Technologies, LLC. Service: 09/25/2025 by email. [1117230] [25-152] [William Milliken] [Entered: 09/25/2025 02:33 PM]
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Filing 28
Certificate of Interest for Respondent Polaris PowerLED Technologies, LLC. Service: 09/25/2025 by email. [1117229] [25-152] [William Milliken] [Entered: 09/25/2025 02:32 PM]
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Filing 27
Entry of Appearance for Robert F. Kramer; David L. Alberti; William H. Milliken as counsel for Respondent Polaris PowerLED Technologies, LLC. Service: 09/25/2025 by email. [1117228] [25-152] [William Milliken] [Entered: 09/25/2025 02:31 PM]
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Filing 26
CLERK'S OFFICE QUALITY CONTROL MESSAGE: re: Doc No. [ # 25 ], ERROR: The contact information for Nicholas T. Matich listed on the document does not match the number associated with the user's account. CORRECTION: For future relevant filings, please ensure the filer's contact information is up-to-date. If that information differs from the information associated with the user's account, please also update that information through the PACER Service Center. THIS MESSAGE IS FOR INFORMATIONAL PURPOSES ONLY. [1117122] [GWK] [Entered: 09/25/2025 11:07 AM]
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Filing 25
Entry of Appearance for Fahd H. Patel; Nicholas T. Matich; Robert J. McManus; Peter J. Sawert as counsel for Respondent John A. Squires. Service: 09/25/2025 by email. [1117111] [25-152] [Fahd Patel] [Entered: 09/25/2025 10:58 AM]
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Filing 24
NOTICE OF NON-COMPLIANCE: The submission of Movant Bar Association of the District of Columbia, Certificate of Interest, Amicus Brief [ # 22 ], [ # 23 ], is not in compliance with the rules of this court (see attached). Compliant document due on 10/02/2025. Service as of this date by the Clerk of Court. [1117109] [GWK] [Entered: 09/25/2025 10:57 AM]
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Filing 23
MOTION of Bar Association for the District of Columbia for leave to file an amicus curiae brief. Service: 09/24/2025 by email. [1116986] [25-152] This document is non-compliant. See Doc No. [ # 24 ] [Clifton McCann] [Entered: 09/24/2025 05:15 PM]
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Filing 22
Certificate of Interest for Bar Association of the District of Columbia. Service: 09/24/2025 by email. [1116977] [25-152] This document is non-compliant. See Doc No. [ # 24 ] [Clifton McCann] [Entered: 09/24/2025 05:00 PM]
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Filing 21
Entry of Appearance for Clifton E. McCann as counsel for Bar Association of the District of Columbia. Service: 09/24/2025 by email. [1116975] [25-152] [Clifton McCann] [Entered: 09/24/2025 04:55 PM]
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Filing 20
Clerk's Note to the File: John A. Squires, Under Secretary of Commerce for Intellectual Property and Director of the United States Patent and Trademark Office, has been substituted as the Respondent in this case. [1116479] [GWK] [Entered: 09/23/2025 12:24 PM]
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Filing 19
Notice of Correction to Doc No. [ # 18 ] from Unified Patents, LLC. Service: 09/23/2025 by email. [1116475] [25-152] [Michelle Aspen] [Entered: 09/23/2025 12:19 PM]
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Filing 18
MOTION of Unified Patents, LLC for leave to file an amicus curiae brief. Service: 09/23/2025 by email. [1116469] [25-152] [Michelle Aspen] [Entered: 09/23/2025 12:07 PM]
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Filing 17
Amended Entry of Appearance for Mark A. Lemley as counsel for Intellectual Property and Innovation Professors. Service: 09/23/2025 by email. [1116359] [25-152] [Mark Lemley] [Entered: 09/23/2025 10:46 AM]
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Filing 16
NOTICE OF NON-COMPLIANCE: The submission of Movant Unified Patents, LLC, Amicus Brief [ # 14 ], is not in compliance with the rules of this court (see attached). Compliant document due on 09/30/2025. Service as of this date by the Clerk of Court. [1116299] [GWK] [Entered: 09/23/2025 09:39 AM]
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Filing 15
NOTICE OF NON-COMPLIANCE: The submission of Movants Jeremy W. Bock, Esq., Zachary L. Catanzaro, Prof. Bernard Chao, Colleen Chien, Jorge Contreras, Nikola Datzov, Esq., Rochelle Dreyfuss, Roger Allan Ford, Paul Ryan Gugliuzza, Esq., Mark David Janis, Aaron S. Kesselheim, Sapna Kumar, Amy L. Landers, Mark A. Lemley, Jack Lerner, Douglas Lichtman, Prof. Yvette Joy Liebesman, Brian J. Love, Phillip R. Malone, Susan Barbieri Montgomery, David Stein, John Thomas, Sean Tu and Liza Vertinsky, Entry of Appearance [ # 7 ], is not in compliance with the rules of this court (see attached). Compliant document due on 09/30/2025. Service as of this date by the Clerk of Court. [1116295] [GWK] [Entered: 09/23/2025 09:30 AM]
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Filing 14
MOTION of Unified Patents, LLC for leave to file an amicus curiae brief. Service: 09/22/2025 by email. [1116242] [25-152] This document is non-compliant. See Doc No. [ # 16 ] [Michelle Aspen] [Entered: 09/22/2025 10:04 PM]
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Filing 13
Certificate of Interest for Unified Patents, LLC. Service: 09/22/2025 by email. [1116239] [25-152] [Michelle Aspen] [Entered: 09/22/2025 09:27 PM]
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Filing 12
Entry of Appearance for Jonathan Stroud; Michelle Aspen as counsel for Unified Patents, LLC. Service: 09/22/2025 by email. [1116238] [25-152] [Michelle Aspen] [Entered: 09/22/2025 09:22 PM]
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Filing 11
MOTION of US*MADE, the National Retail Federation, the Alliance for Automotive Innovation, the High Tech Inventors Alliance, the Computer & Communications Industry Association, ACT|The App Association, and the Software & Information Industry Association for leave to file an amicus curiae brief. Service: 09/22/2025 by email. [1116197] [25-152] [Joseph Matal] [Entered: 09/22/2025 04:29 PM]
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Filing 10
Entry of Appearance for Joseph Matal as counsel for US*MADE, the National Retail Federation, the Alliance for Automotive Innovation, the High Tech Inventors Alliance, the Computer & Communications Industry Association, ACT|The App Association, and the Software & Information Industry Association. Service: 09/22/2025 by email. [1116196] [25-152] [Joseph Matal] [Entered: 09/22/2025 04:28 PM]
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Filing 9
MOTION of Intellectual Property and Innovation Professors for leave to file an amicus curiae brief. Service: 09/22/2025 by email. [1116191] [25-152] [Mark Lemley] [Entered: 09/22/2025 04:18 PM]
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Filing 8
Certificate of Interest for Intellectual Property and Innovation Professors. Service: 09/22/2025 by email. [1116188] [25-152] [Mark Lemley] [Entered: 09/22/2025 04:15 PM]
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Filing 7
Entry of Appearance for Mark A. Lemley as counsel for Intellectual Property and Innovation Professors. Service: 09/22/2025 by email. [1116187] [25-152] This document is non-compliant. See Doc No. [ # 15 ] [Mark Lemley] [Entered: 09/22/2025 04:14 PM]
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Filing 6
ORDER The Acting Director of the United States Patent and Trademark Office and Polaris PowerLED Technologies, LLC are directed to file separate responses to the petition [ # 2 ] no later than fourteen days from the date of entry of this order. Petitioners may submit a combined reply in support no later than three days from the date of service of the last-filed response. (Per Curiam). Service as of this date by the Clerk of Court. [1115490] [NL] [Entered: 09/18/2025 02:29 PM]
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Filing 5
Notice of Related Case Information for Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc.. Service: 09/18/2025 by clerk. [1115394] [GWK] [Entered: 09/18/2025 10:02 AM]
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Filing 4
Certificate of Interest for Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc.. Service: 09/18/2025 by clerk. [1115393] [GWK] [Entered: 09/18/2025 10:00 AM]
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Filing 3
Entry of Appearance for Debra J. McComas; Daniel L. Geyser; Michael F. Qian; Angela M. Oliver as counsel for Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc.. Service: 09/18/2025 by clerk. [1115392] [GWK] [Entered: 09/18/2025 10:00 AM]
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Filing 2
PETITION of Petitioners SanDisk Technologies, Inc. and Western Digital Technologies, Inc. for a Writ of Mandamus pursuant to Fed. R. App. P. 21. Service: 09/17/2025 by email, US mail. [1115391] [GWK] [Entered: 09/18/2025 09:58 AM]
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Filing 1
Miscellaneous case docketed. Received: 09/17/2025. [1115387] Entry of Appearance due 10/02/2025. Certificate of Interest is due on 10/02/2025. [GWK] [Entered: 09/18/2025 09:52 AM]
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