VidStream LLC v. Twitter, Inc.
| VIDSTREAM LLC |
| TWITTER, INC. |
| ASKELADDEN L.L.C. and UNIFIED PATENTS, LLC |
| 26-1271 |
| December 19, 2025 |
| U.S. Court of Appeals, Federal Circuit |
| Patent Infringement (Fed. Qst.) |
Docket Report
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Filing 43
**TEXT ONLY** ORDER granting motion to extend time to file brief [ # 42 ] filed by Appellant Twitter, Inc. The reply brief is due 07/20/2026. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [1172870] [GWK] [Entered: 06/09/2026 03:24 PM]
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Filing 42
MOTION of Appellant Twitter, Inc. to extend the time to 07/20/2026 to file brief. Service: 06/05/2026 by email. [1172055] [26-1271] [Mark Davies] [Entered: 06/05/2026 12:09 PM]
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Filing 41
MODIFIED ENTRY: RESPONSE BRIEF FILED by Appellee VidStream LLC. Service: 05/28/2026 by email. Unless ordered otherwise, any responsive deadline runs from the date of service of this brief. See Fed. Cir. R. 31. [1170150] --[Edited 06/04/2026 by GWK - Reason: compliance review complete] [John Summers] [Entered: 05/28/2026 04:37 PM]
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Filing 40
CORRECTED ORDER: voluntarily dismissing the cross-appeal, 26-1287, pursuant to FRAP 42(b); modifying the official caption in 26-1271. The revised official caption is reflected in the order; issuing mandate as to 26-1287 only. Correcting [39]; reason(s): to correct case number 26-1287. Service as of this date by the Clerk of Court. [1169077] [26-1271, 26-1287] [MVH] [Entered: 05/22/2026 01:08 PM]
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Filing 39
ORDER voluntarily dismissing the cross-appeal, 26-1287, pursuant to FRAP 42(b); modifying the official caption in 26-1271. The revised official caption is reflected in the order; issuing mandate as to 26-1287 only. Service as of this date by the Clerk of Court. [1167818] [26-1271, 26-1287] [GWK] [Entered: 05/18/2026 03:20 PM]
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Filing 38
**TEXT ONLY** ORDER granting motion to extend time to file brief [ # 37 ] filed by Cross-Appellant VidStream LLC. The response brief is due 05/28/2026. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [1159082] [GWK] [Entered: 04/13/2026 09:55 AM]
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Filing 37
MOTION of Cross-Appellant VidStream LLC to extend the time to 05/28/2026 to file brief. Service: 04/09/2026 by email. [1158779] [26-1271] [John Summers] [Entered: 04/09/2026 07:25 PM]
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Filing 36
Certificate of Interest for Amicus Curiae Askeladden L.L.C.. Service: 04/03/2026 by email. [1157501] [26-1271] [Joseph Matal] [Entered: 04/03/2026 02:01 PM]
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Filing 35
Notice to Amicus Curiae Askeladden L.L.C.: The record of this case indicates that no Certificate of Interest under FCR 47.4 has been filed. 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. [1157485] [GWK] [Entered: 04/03/2026 01:35 PM]
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Filing 34
Notice of Correction to Doc No. [ # 33 ] for Amicus Curiae Askeladden L.L.C.. Service: 04/02/2026 by email. [1157076] [26-1271] [Joseph Matal] [Entered: 04/02/2026 02:16 AM]
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Filing 33
MODIFIED ENTRY: CORRECTED AMICUS BRIEF FILED by Askeladden L.L.C.. Service: 04/02/2026 by email. [1157075]--[Edited 04/03/2026 by GWK - Reason: compliance review complete] [Joseph Matal] [Entered: 04/02/2026 02:09 AM]
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Filing 32
MODIFIED ENTRY: CORRECTED AMICUS BRIEF FILED by Unified Patents, LLC. Service: 03/31/2026 by email. [1156712]--[Edited 04/03/2026 by GWK - Reason: compliance review complete] [Michelle Aspen] [Entered: 03/31/2026 04:29 PM]
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Filing 31
Corrected Entry of Appearance for Michelle Aspen; Jason Mudd; Kelly Hughes; Jonathan Stroud as counsel for Unified Patents, LLC. Service: 03/31/2026 by email. [1156711] [26-1271] [Michelle Aspen] [Entered: 03/31/2026 04:28 PM]
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Filing 30
NOTICE OF NON-COMPLIANCE: The submission of Movant Unified Patents, LLC, Entry of Appearance, Amicus Brief [ # 27 ], [ # 29 ], is not in compliance with the rules of this court (see attached). Compliant document due on 04/06/2026. Service as of this date by the Clerk of Court. [1156251] [GWK] [Entered: 03/30/2026 03:26 PM]
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Filing 29
AMICUS CURIAE BRIEF FILED by Unified Patents, LLC. Service: 03/26/2026 by email. [1155840] [26-1271] This document is non-compliant. See Doc No. [ # 30 ] [Michelle Aspen] [Entered: 03/26/2026 05:17 PM]
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Filing 28
Certificate of Interest for Unified Patents, LLC. Service: 03/26/2026 by email. [1155839] [26-1271] [Michelle Aspen] [Entered: 03/26/2026 05:11 PM]
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Filing 27
Entry of Appearance for Michelle Aspen; Jason Mudd; Jonathan Stroud; Kelly Hughes as counsel for Unified Patents, LLC. Service: 03/26/2026 by email. [1155838] [26-1271] This document is non-compliant. See Doc No. [ # 30 ] [Michelle Aspen] [Entered: 03/26/2026 05:04 PM]
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Filing 26
NOTICE OF NON-COMPLIANCE: The submission of Amicus Curiae Askeladden L.L.C., Amicus Brief [ # 25 ], is not in compliance with the rules of this court (see attached). Compliant document due on 04/02/2026. Service as of this date by the Clerk of Court. [1155761] [GWK] [Entered: 03/26/2026 02:57 PM]
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Filing 25
AMICUS CURIAE BRIEF FILED by Askeladden, LLC. Service: 03/26/2026 by email. [1155678] [26-1271] This document is non-compliant. See Doc No. [ # 26 ] [Joseph Matal] [Entered: 03/26/2026 11:56 AM]
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Filing 24
Entry of Appearance for Joseph Matal as counsel for Askeladden, LLC. Service: 03/26/2026 by email. [1155677] [26-1271] [Joseph Matal] [Entered: 03/26/2026 11:55 AM]
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Filing 23
MODIFIED ENTRY: OPENING BRIEF FILED by Appellant Twitter, Inc.. Service: 03/19/2026 by email. Unless ordered otherwise, any responsive deadline runs from the date of service of this brief. See Fed. Cir. R. 31. [1154158] --[Edited 03/25/2026 by GWK - Reason: compliance review complete] [Mark Davies] [Entered: 03/19/2026 11:13 PM]
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Filing 22
Amended Certificate of Interest for Appellant Twitter, Inc.. Service: 03/19/2026 by email. [1153999] [26-1271] [Mark Davies] [Entered: 03/19/2026 12:28 PM]
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Filing 21
Amended Entry of Appearance for Mark S. Davies; Yar R. Chaikovsky; David Okano; Radhesh Devendran; Kufere Laing; Thomas G. Sprankling; Matthew T. Martens as counsel for Appellant Twitter, Inc.. Service: 03/16/2026 by email. [1153397] [26-1271] [Mark Davies] [Entered: 03/16/2026 08:04 PM]
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Filing 20
NOTICE OF NON-COMPLIANCE: The submission of Appellant Twitter, Inc., Entry of Appearance [ # 17 ], is not in compliance with the rules of this court (see attached). Compliant document due on 03/23/2026. Service as of this date by the Clerk of Court. [1153358] [GWK] [Entered: 03/16/2026 04:53 PM]
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Filing 19
NOTICE OF NON-COMPLIANCE: The submission of Appellant Twitter, Inc., Entry of Appearance [ # 18 ], is not in compliance with the rules of this court (see attached). Compliant document due on 03/20/2026. Service as of this date by the Clerk of Court. [1152955] [GWK] [Entered: 03/13/2026 11:36 AM]
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Filing 18
Amended Entry of Appearance for Thomas G. Sprankling; Matthew T. Martens; John C. He; Leah M. Fugere as counsel for Appellant Twitter, Inc.. Service: 03/12/2026 by email. [1152872] [26-1271] This document is non-compliant. See Doc No. [ # 19 ] [Thomas Sprankling] [Entered: 03/12/2026 06:36 PM]
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Filing 17
Amended Entry of Appearance for Mark S. Davies; Yar R. Chaikovsky; David Okano; Radhesh Devendran; Kufere Laing as counsel for Appellant Twitter, Inc. Twitter, Inc. (also known as X. Corp.). Service: 03/12/2026 by email. [1152861] [26-1271] This document is non-compliant. See Doc No. [ # 20 ] [Mark Davies] [Entered: 03/12/2026 05:32 PM]
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Filing 16
**TEXT ONLY** ORDER granting motion to extend time to file brief [ # 14 ] filed by Appellant Twitter, Inc. The opening brief is due 03/19/2026. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [1145578] [GWK] [Entered: 02/06/2026 11:09 AM]
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Filing 15
Amended Entry of Appearance for John F. Summers; Jason D. Cassady; Bradley W. Caldwell; Austin Curry; R. Seth Reich, Jr., Daniel R. Pearson, and Adrienne R. Dellinger as counsel for Cross-Appellant VidStream LLC. Service: 02/05/2026 by email. [1145501] [26-1271] [John Summers] [Entered: 02/05/2026 06:26 PM]
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Filing 14
MOTION of Appellant Twitter, Inc. to extend the time to 03/19/2026 to file brief. Service: 02/04/2026 by email. [1145155] [26-1271] [Thomas Sprankling] [Entered: 02/04/2026 05:13 PM]
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Filing 13
Amended Certificate of Interest for Appellant Twitter, Inc.. Service: 02/04/2026 by email. [1145154] [26-1271] [Thomas Sprankling] [Entered: 02/04/2026 05:12 PM]
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Filing 12
Docketing Statement for the Cross-Appellant VidStream LLC. Service: 01/02/2026 by email. [1138245] [26-1271] [John Summers] [Entered: 01/02/2026 04:18 PM]
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Filing 11
Notice of Related Case Information for Cross-Appellant VidStream LLC. Service: 01/02/2026 by email. [1138243] [26-1271] [John Summers] [Entered: 01/02/2026 04:15 PM]
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Filing 10
Certificate of Interest for Cross-Appellant VidStream LLC. Service: 01/02/2026 by email. [1138242] [26-1271] [John Summers] [Entered: 01/02/2026 04:14 PM]
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Filing 9
Entry of Appearance for John F. Summers; Jason D. Cassady; Bradley W. Caldwell; Austin Curry; R. Seth Reich, Jr. as counsel for Cross-Appellant VidStream LLC. Service: 01/02/2026 by email. [1138241] [26-1271] [John Summers] [Entered: 01/02/2026 04:12 PM]
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Filing 8
CLERK'S OFFICE QUALITY CONTROL MESSAGE: re: Doc No. [ # 7 ], ERROR: Appellant used an outdated version of the form. CORRECTION: Please use the current version of all forms from the court's website. THIS MESSAGE IS FOR INFORMATIONAL PURPOSES ONLY. [1138056] [GWK] [Entered: 01/02/2026 12:46 PM]
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Filing 7
Docketing Statement for the Appellant Twitter, Inc.. Service: 12/30/2025 by email. [1137497] [26-1271] [Thomas Sprankling] [Entered: 12/30/2025 02:03 PM]
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Filing 6
Notice of Related Case Information for Appellant Twitter, Inc.. Service: 12/30/2025 by email. [1137496] [26-1271] [Thomas Sprankling] [Entered: 12/30/2025 02:02 PM]
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Filing 5
Certificate of Interest for Appellant Twitter, Inc.. Service: 12/30/2025 by email. [1137494] [26-1271] [Thomas Sprankling] [Entered: 12/30/2025 02:01 PM]
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Filing 4
Entry of Appearance for 26-1271 - Entry of Appearance for Thomas G. Sprankling; Matthew T. Martens; John C. He; Leah M. Fugere as counsel for Appellant Twitter, Inc.. Service: 12/30/2025 by email. [1137493] [26-1271] [Thomas Sprankling] [Entered: 12/30/2025 02:00 PM]
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Filing 3
Note to File: The following cases are consolidated: 26-1271 lead, with 26-1287 as the cross-appeal. The parties must file all documents in the lead appeal only. [1136919] [26-1271, 26-1287] [GWK] [Entered: 12/29/2025 09:58 AM]
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Filing 2
Official caption revised to reflect the cross-appeal in 26-1287. (see attached). Service as of this date by the Clerk of Court. [1136911] [GWK] [Entered: 12/29/2025 09:51 AM]
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Filing 1
Appeal docketed. Received: 12/15/2025. [1135787] Entry of Appearance due 01/02/2026. Certificate of Interest is due on 01/02/2026. Docketing Statement due 01/02/2026. Appellant's brief is due 02/17/2026. [GWK] [Entered: 12/19/2025 10:59 AM]
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