Cisco Systems, Inc. vs. Dynamic Mesh Networks, Inc.

Explore the PTAB proceeding IPR2025-01304 filed by Cisco Systems, Inc. on 2025-08-27. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01304

Filing Date

2025-08-27

Accorded Filing Date

2025-08-27

Institution Decision Date

2026-01-09

Last Modified Date

2026-02-20

Proceeding Type

IPR

Termination Date

2026-01-09

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Cisco Systems, Inc.

Represented By

Cho, Taeg Sanget al

Patent Owner / Respondent

Dynamic Mesh Networks, Inc.

Represented By

Bernard, Elizabethet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2600 - Communications

Patent Information

1 Patent Involved

Respondent Application Number 12154155

Respondent Patent Number 7885243

External Links

Espacenet

Google Patents

Respondent Inventor Francis da Costa et al

Respondent Tech Center TC 2600 - Communications

Address and Attorney/Agent Information

10 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name MICHAEL J. CHERSKOV - SZYMON M. GURDA

Customer Number 27197

Address 903 COMMERCE DR, SUITE 310, OAK BROOK, IL, 60523, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
46418	Jason Charkow	646-664-4302
48434	Ramachandran Iyer	646-292-8778
51465	Elizabeth Bernard	202-557-8950
61445	Steven Reynolds	312-368-4000
69539	Oded Burger	917-698-2508
71478	Richard Juang	614-208-5321
72930	Stephanie Mandir	202-270-5666
79466	Kevin Sprenger	703-712-1145
79904	Erin Hadi	703-973-2561
81304	Louay Meroueh	313-909-0799

Proceeding Documents

Notice: refund approved NOTICE

2026-02-20 FILING PARTY: BOARD

Download

Petitioner's Request for Refund of Post-Institution Fees OTHER

2026-02-13 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2026-01-09 FILING PARTY: BOARD

Download

3102

Email Correspondence Exhibit

2025-12-22 FILING PARTY: BOARD

Download

Petitioner's [CORRECTED] Authorized Reply to PO's Supplemental Brief OTHER

2025-12-22 FILING PARTY: PETITIONER

Download

Cisco Systems, Inc. vs. Dynamic Mesh Networks, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Cisco Systems, Inc.

Represented By

Patent Owner / Respondent

Dynamic Mesh Networks, Inc.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Notice: refund approved NOTICE

Petitioner's Request for Refund of Post-Institution Fees OTHER

Director Discretionary Decision: Deny RESPONSE

Email Correspondence Exhibit

Petitioner's [CORRECTED] Authorized Reply to PO's Supplemental Brief OTHER

Petitioner's Authorized Reply to PO's Supplemental Brief OTHER

Exhibit 2016 Exhibit

Patent Owner's Authorized Supplemental Briefing OTHER

Email Correspondence Exhibit

EX1020 - U.S. Patent No. 8,477,762 Exhibit

EX1022 - FCMS NDCAL Case Management Statistics Exhibit

EX1018 - U.S. Patent No. 8,514,852 Exhibit

EX1023 - Judge Noёl Wise’s Civil Standing Order Exhibit

EX1024 - FCMS EDTX Case Management Statistics Exhibit

EX1025 - Dynamic Mesh's List of Accused Products Exhibit

EX1026 - Cisco Blog 5508 Controller Launch Date Exhibit

EX1019 - U.S. Patent No. 7,894,385 Exhibit

Patent Owner's Preliminary Response POPR

Petitioner's Opposition to PO's Discretionary Denial Brief RESPONSE

EX1021 - U.S. Patent No. 8,520,691 Exhibit

EX1017 - U.S. Patent No. 7,420,952 Exhibit

Exhibit 2005 Exhibit

Exhibit 2009 Exhibit

Exhibit 2002 Exhibit

Exhibit 2007 Exhibit

Exhibit 2010 Exhibit

Exhibit 2004 Exhibit

Exhibit 2008 Exhibit

PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL OF INSTITUTION OF PETITION FOR INTER PARTES REVIEW OF UNITED STATES PATENT NO. 7,885,243 RESPONSE

Exhibit 2006 Exhibit

Exhibit 2011 Exhibit

Exhibit 2003 Exhibit

EX1016 - Sotera Stipulation Exhibit

Petitioner's Updated Table of Exhibits NOTICE

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

Notice: Notice filing date accorded NOTICE

Petition: as filed PETITION

EX1012 - WO2000035130 (Rakoshitz) Exhibit

EX1007 US20040001467A1(Cromer) Exhibit

EX1004 - US 20020161917 A1 (Shapiro) Exhibit

EX1005 - US20020016840A1 (Herzog) Exhibit

EX1001 - U.S. Patent No. 7,885,243 (Da Costa) Exhibit

EX1006 US20030051051A1 (O'Neal) Exhibit

EX1009 US Patent 7,420,952 File History Exhibit

EX1011 - US 6377782 (Bishop) Exhibit

EX1008 - US Patent 7,885,243 File History Exhibit

EX1010 - US6839350 (Inouchi) Exhibit

Notice: Petitioner's Power of Attorney NOTICE

EX1014 - Infringement Contentions for '243 Patent Exhibit

EX1002 - Expert Decl. Exhibit

EX1013 - US6744775 (Beshai) Exhibit

EX1003 - US20020062388A1(Ogier) Exhibit

EX1015 - Hansen_CV_250723 Exhibit