Portsmouth Network Corp. v. Cisco Systems, Inc.
Appellant: PORTSMOUTH NETWORK CORP.
Appellee: CISCO SYSTEMS, INC.
Case Number: 26-1224
Filed: December 4, 2025
Court: U.S. Court of Appeals, Federal Circuit
Nature of Suit: Other
Docket Report

This docket was last retrieved on April 22, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
April 22, 2026 Filing 15 **TEXT ONLY** ORDER granting motion to extend time to file brief [ # 14 ] filed by Appellee Cisco Systems, Inc. The response brief is due 06/16/2026. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [1161582] [IMH] [Entered: 04/22/2026 09:50 AM]
April 20, 2026 Filing 14 MOTION of Appellee Cisco Systems, Inc. to extend the time to 06/16/2026 to file brief. Service: 04/20/2026 by email. [1160806] [26-1224] [Theodore Foster] [Entered: 04/20/2026 10:16 AM]
April 9, 2026 Filing 13 Note to File: The following cases shall be considered companion cases and assigned to the same merits panel: 26-1224, -1553, and -1578. [1158717] [26-1224, 26-1553] [IMH] [Entered: 04/09/2026 03:55 PM]
March 16, 2026 Filing 12 MODIFIED ENTRY: OPENING BRIEF FILED by Appellant Portsmouth Network Corp. Service: 03/16/2026 by email. Unless ordered otherwise, any responsive deadline runs from the date of service of this brief. See Fed. Cir. R. 31. [1153388] --[Edited 03/23/2026 by IMH - Reason: compliance review complete] [James Nuttall] [Entered: 03/16/2026 06:29 PM]
January 13, 2026 Filing 11 Certified list received. Service: 01/13/2026 by email. Refer to Fed. Cir. R. 31 for calculating brief deadlines from service of the certified list. [1140392] [IMH] [Entered: 01/13/2026 04:01 PM]
December 19, 2025 Filing 10 CLERK'S OFFICE QUALITY CONTROL MESSAGE: re: Doc No. [ # 5 ], Doc No. [ # 7 ], ERROR: An outdated version of the form was used. CORRECTION: No correction needed. THIS MESSAGE IS FOR INFORMATIONAL PURPOSES ONLY. [1135776] [IMH] [Entered: 12/19/2025 10:37 AM]
December 18, 2025 Filing 9 Notice of Related Case Information for Appellant Portsmouth Network Corp.. Service: 12/18/2025 by email. [1135648] [26-1224] [James Nuttall] [Entered: 12/18/2025 02:46 PM]
December 18, 2025 Filing 8 Certificate of Interest for Appellant Portsmouth Network Corp.. Service: 12/18/2025 by email. [1135644] [26-1224] [James Nuttall] [Entered: 12/18/2025 02:45 PM]
December 18, 2025 Filing 7 Docketing Statement for the Appellant Portsmouth Network Corp.. Service: 12/18/2025 by email. [1135643] [26-1224] [James Nuttall] [Entered: 12/18/2025 02:44 PM]
December 18, 2025 Filing 6 Entry of Appearance for James R. Nuttall; Katherine D. Cappaert; Sadaf Misbah as counsel for Appellant Portsmouth Network Corp.. Service: 12/18/2025 by email. [1135641] [26-1224] [James Nuttall] [Entered: 12/18/2025 02:42 PM]
December 17, 2025 Filing 5 Docketing Statement for the Appellee Cisco Systems, Inc.. Service: 12/17/2025 by email. [1135289] [26-1224] [Theodore Foster] [Entered: 12/17/2025 12:14 PM]
December 17, 2025 Filing 4 Notice of Related Case Information for Appellee Cisco Systems, Inc.. Service: 12/17/2025 by email. [1135288] [26-1224] [Theodore Foster] [Entered: 12/17/2025 12:12 PM]
December 17, 2025 Filing 3 Certificate of Interest for Appellee Cisco Systems, Inc.. Service: 12/17/2025 by email. [1135287] [26-1224] [Theodore Foster] [Entered: 12/17/2025 12:11 PM]
December 17, 2025 Filing 2 Entry of Appearance for Theodore M. Foster; Debra J. McComas; David L. McCombs; Angela M. Oliver; Laura N. Vu as counsel for Appellee Cisco Systems, Inc.. Service: 12/17/2025 by email. [1135285] [26-1224] [Theodore Foster] [Entered: 12/17/2025 12:09 PM]
December 4, 2025 Filing 1 Appeal docketed. Received: 12/03/2025. [1132435] Entry of Appearance is due on 12/18/2025. Certificate of Interest is due on 12/18/2025. Docketing Statement is due on 12/18/2025. Certified List is due on 01/13/2026. [IMH] [Entered: 12/04/2025 02:25 PM]

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Appellant: PORTSMOUTH NETWORK CORP.
Represented By: James Richard Nuttall
Represented By: Sadaf Misbah
Represented By: Katherine Dorothy Cappaert
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Appellee: CISCO SYSTEMS, INC.
Represented By: Laura Vu
Represented By: Angela M. Oliver
Represented By: David L. McCombs Esq.
Represented By: Debra Janece McComas
Represented By: Theodore M. Foster
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