IP Verse

Portsmouth Network Corporation v. Cisco Systems, Inc. - 2:26-cv-00788

Portsmouth Network Corporation v. Cisco Systems, Inc. (Case No. 2:26-cv-00788), filed on Sep 3, 2026 in the District Court, E.D. Texas involving patent infringement. This case involves patent infringement claims between the parties. Explore details about the litigants, key filings, and major docket updates.

Case Details

Case Number
2:26-cv-00788
Filing Date
Sep 3, 2026
Cause of Action
Patent Infringement
Status
-
Court
District Court, E.D. Texas
Nature of Suit
Patent

Parties Involved

The following parties are involved in this case, with their respective legal representatives for the case.

NameRepresented By
Portsmouth Network Corporation -
Cisco Systems, Inc. -

Patents Involved

Patents not found - set an alert to get notified when patents are added.

Docket Entries

The Docket Entries section provides a chronological list of all significant filings and court actions in this case.

DateDocket EntryType

Set alerts for critical docket entry

Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment
Sep 3, 2026COMPLAINT against Cisco Systems, Inc. ( Filing fee $ 405 receipt number ATXEDC-11777670.), filed by Portsmouth Network Corporation. (Attachments: # 1 Exhibit 1 - '279 Patent, # 2 Exhibit 2 - '899 Patent, # 3 Exhibit 3 - '922 Patent, # 4 Exhibit 4 - '930 Patent, # 5 Exhibit 5 - '508 Patent, # 6 Exhibit 6 - '637 Patent, # 7 Exhibit 7 - Claim Chart, # 8 Exhibit 8 - Claim Chart, # 9 Exhibit 9 - Claim Chart, # 10 Exhibit 10 - Claim Chart, # 11 Exhibit 11 - Claim Chart, # 12 Exhibit 12 - Claim Chart, # 13 Exhibit 13, # 14 Exhibit 14, # 15 Exhibit 15, # 16 Exhibit 16, # 17 Exhibit 17, # 18 Exhibit 18, # 19 Exhibit 19, # 20 Exhibit 20, # 21 Exhibit 21, # 22 Exhibit 22, # 23 Exhibit 23, # 24 Exhibit 24, # 25 Exhibit 25, # 26 Exhibit 26, # 27 Exhibit 27, # 28 Exhibit 28, # 29 Exhibit 29, # 30 Civil Cover Sheet) (Counsel is reminded to file form required by LR CV-4(a).)(Henry, Claire) (Entered: 09/03/2026)Attachment