Court Dockets
U.S. Court of Appeals for the Federal Circuit
Docket for Case #: 21-1888

Centripetal Networks, Inc. v. Cisco Systems, Inc.

DOCKET INFORMATION
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Date Filed: Apr 27, 2021
Status: Closed
Nature of suit:830 Patent Infringement (Fed. Qst.)
Related Cases: 
20-1634 on 2020-03-31
Status: closed
Decision Date: May 11, 2021
Note: Affirmed
20-1635 on 2020-03-31
Status: closed
Decision Date: Mar 10, 2021
Note: Affirmed
20-1713 on 2020-04-17
Status: closed
Decision Date: May 11, 2021
Note: Affirmed
20-1768 on 2020-05-04
Status: closed
Decision Date: May 11, 2021
Note: Affirmed
20-2057 on 2020-07-27
Status: closed
Decision Date: Mar 10, 2021
Note: Affirmed
Original Cases:
2:18-cv-00094-HCM-LRL on 2018-02-13, United States District Court for the Eastern District of Virginia
District: 0422
NOA Date: Apr 14, 2021
Related Documents:US Patent - Filtering network data transfers, Pub. No. 9686193 (02-18-2015)
US Patent - Filtering network data transfers, Pub. No. 9124552 (03-12-2013)
US Patent - Rule-based network-threat detection, Pub. No. 9413722 (09-15-2015)
US Patent - Methods and systems for protecting a secured network, Pub. No. 9565213 (04-16-2014)
US Patent - Rule swapping in a packet network, Pub. No. 9203806 (01-11-2013)
US Patent - Filtering network data transfers, Pub. No. 9160713 (05-03-2015)
US Patent - Rule-based network-threat detection for encrypted communications, Pub. No. 9917856 (12-23-2015)
US Patent - Methods and systems for protecting a secured network, Pub. No. 9137205 (10-22-2012)
US Patent - Methods and systems for protecting a secured network, Pub. No. 9560077 (04-28-2015)
US Patent - Rule swapping in a packet network, Pub. No. 9674148 (10-23-2015)
US Patent - Correlating packets in communications networks, Pub. No. 9560176 (05-15-2015)

Parties and Attorneys

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 Plaintiff - Appellee
CENTRIPETAL NETWORKS, INC.
Plaintiff - Appellee
Representation
Paul J. Andre, -
Kramer Levin Naftalis & Frankel LLP
990 Marsh Road
Menlo Park, CA 94025
Personal: 650-752-1710
[LD NTC Retained]		Christopher Cotropia, Attorney
Bey & Cotropia PLLC
213 Bayly Court
Richmond, VA 23229
Personal: 804-404-2367
[COR NTC Retained]		James R. Hannah, Attorney
Kramer Levin Naftalis & Frankel LLP
990 Marsh Road
Menlo Park, CA 94025
Personal: 650-752-1700
[COR NTC Retained]
Alan J. Heinrich
Irell & Manella LLP
1800 Avenue of the Stars
Los Angeles, CA 90067
Personal: 310-277-1010
[COR NTC Retained]		Andrei Iancu
Irell & Manella LLP
1800 Avenue of the Stars
Los Angeles, CA 90067
Personal: 310-277-1010
[COR NTC Retained]		Lisa Kobialka, Attorney
Kramer Levin Naftalis & Frankel LLP
990 Marsh Road
Menlo Park, CA 94025
Personal: 650-752-1711
[COR NTC Retained]
Hannah Yunkyung Lee
Kramer Levin Naftalis & Frankel LLP
990 Marsh Road
Menlo Park, CA 94025
Personal: 650-752-1714
[COR NTC Retained]		Blair A. Silver
Banner & Witcoff, Ltd.
1100 13th Street NW
Suite 1200
Washington, DC 20005
Personal: 202-824-3000
[COR NTC Retained]		Philip J. Warrick, Attorney
Irell & Manella LLP
750 17th Street NW
Washington, DC 20006
Personal: 310-203-7538
[COR NTC Retained]
 Defendant - Appellant
CISCO SYSTEMS, INC.
Defendant - Appellant
Representation
William F. Lee
Wilmer Cutler Pickering Hale and Dorr LLP
60 State Street
Boston, MA 02109
Personal: 617-526-6000
[LD NTC Retained]		Heath Brooks, Attorney
Wilmer Cutler Pickering Hale and Dorr LLP
1875 Pennsylvania Avenue NW
Washington, DC 20006
Personal: 202-663-6973
[COR NTC Retained]		Sofia Caroline Brooks, I, -
Wilmer Cutler Pickering Hale and Dorr LLP
60 State Street
Boston, MA 02109
Personal: 617-526-6983
[COR NTC Retained]
Annaleigh E. Curtis, AT
Wilmer Cutler Pickering Hale and Dorr LLP
60 State Street
Boston, MA 02109
Personal: 617-526-6694
[COR NTC Retained]		Mark Christopher Fleming
Wilmer Cutler Pickering Hale and Dorr LLP
60 State Street
Boston, MA 02109
[COR NTC Retained]		Matthew Christopher Gaudet, Counsel
Duane Morris LLP
1075 Peachtree Street, NE
Atlanta, GA 30309
Business: 404-253-6957
[COR NTC Retained]
L. Norwood Jameson, Counsel
Duane Morris LLP
1075 Peachtree Street, NE
Atlanta, GA 30309
Business: 404-253-6957
Personal: 404-253-6900
[COR NTC Retained]		Courtney C. Merrill, -
Wilmer Cutler Pickering Hale and Dorr LLP
60 State Street
Boston, MA 02109
Personal: 617-526-6331
[COR NTC Retained]		Thomas Saunders, Counsel
Wilmer Cutler Pickering Hale and Dorr LLP
1875 Pennsylvania Avenue NW
Washington, DC 20006
Personal: 202-663-6000
[COR NTC Retained]
Thomas Gregory Sprankling, Attorney
Wilmer Cutler Pickering Hale and Dorr LLP
2600 El Camino Real
Palo Alto, CA 94306
Personal: 650-858-6000
[COR NTC Retained]
 Amicus Curiae
HIGH TECH INVENTORS ALLIANCE
Amicus Curiae
Representation
Andrew John Pincus
Mayer Brown LLP
1999 K Street NW
Washington, DC 20006
Personal: 202-263-3220
[LD NTC Retained]		Carmen Longoria-Green, -
Mayer Brown LLP
1999 K Street NW
Washington, DC 20006
Personal: 202-263-3123
[COR NTC Retained]
 Amicus Curiae
ALLIANCE OF U.S. STARTUPS AND INVENTORS FOR JOBS
Amicus Curiae
Representation
Robert P. Taylor
Rpt Legal Strategies PC
2443 Fillmore Street
San Francisco, CA 94115
Personal: 415-400-3975
[LD NTC Retained]
 Amicus Curiae
INNOVATION ALLIANCE
Amicus Curiae
Representation
Robert P. Taylor
Rpt Legal Strategies PC
2443 Fillmore Street
San Francisco, CA 94115
Personal: 415-400-3975
[LD NTC Retained]

Docket Entries

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EntryFiledPDFDescription
BL-1Apr 27, 2021ViewAppeal docketed. Received: 04/20/2021. [771441]<br>Entry of Appearance due 05/11/2021. Certificate of Interest due 05/11/2021. Docketing Statement due 05/11/2021. Appellant's brief due 06/28/2021. [KMH]
BL-2May 11, 2021RequestEntry of appearance for William F. Lee; Mark C. Fleming; Thomas G. Saunders; Heath A. Brooks; Thomas G. Sprankling; Annaleigh E. Curtis; Sofie C. Brooks; Courtney C. Merrill as counsel for Appellant Cisco Systems, Inc.. Service: 05/11/2021 by email. [774325] [21-1888] [William Lee]
BL-3May 11, 2021RequestCertificate of Interest for Appellant Cisco Systems, Inc.. Service: 05/11/2021 by email. [774328] [21-1888] [William Lee]
BL-4May 11, 2021ViewDocketing Statement for the Appellant Cisco Systems, Inc.. Service: 05/11/2021 by email. [774330] [21-1888] [William Lee]
BL-5May 11, 2021RequestEntry of appearance for Paul J. Andre; James Hannah; Lisa Kobialka; Hannah Lee; Christopher Cotropia as counsel for Appellee Centripetal Networks, Inc.. Service: 05/11/2021 by email. [774348] [21-1888] [Paul Andre]
BL-6May 11, 2021RequestCertificate of Interest for Appellee Centripetal Networks, Inc.. Service: 05/11/2021 by email. [774351] [21-1888] [Paul Andre]
BL-7May 11, 2021RequestDocketing Statement for the Appellee Centripetal Networks, Inc.. Service: 05/11/2021 by email. [774352] [21-1888] [Paul Andre]
BL-8May 18, 2021ViewMOTION of Appellant Cisco Systems, Inc. to extend the time to 07/28/2021 to file brief. Service: 05/18/2021 by email. [775780] [21-1888] [Mark Fleming]
BL-9May 20, 2021Request**TEXT ONLY** ORDER granting motion to extend time to file brief filed by Appellant Cisco Systems, Inc. The opening brief is due 07/28/2021. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [776135] [KMH]
BL-10Jun 8, 2021RequestEntry of appearance for Blair A. Silver as counsel for Appellee Centripetal Networks, Inc.. Service: 06/08/2021 by email. [779067] [21-1888] [Blair Silver]
BL-11Jul 15, 2021RequestMOTION of Appellant Cisco Systems, Inc. to extend the time to 08/27/2021 to file brief. Service: 07/15/2021 by email. [786561] [21-1888] [William Lee]
BL-12Jul 16, 2021RequestThis entry was made in error and has been removed from the docket. **TEXT ONLY** ORDER granting motion to extend time to file brief filed by Appellant Cisco Systems, Inc. This order has been issued without an attached document. [786687] [KMH]
BL-13Jul 16, 2021RequestRESPONSE of Appellee Centripetal Networks, Inc. to Doc No. . Service: 07/16/2021 by email. [786907] [21-1888] [Hannah Lee]
BL-14Jul 19, 2021RequestREPLY of Appellant Cisco Systems, Inc. to response . Service: 07/19/2021 by email. [786928] [21-1888] [William Lee]
BL-15Jul 19, 2021RequestORDER granting motion to extend time to file brief filed by Appellant Cisco Systems, Inc. The opening brief is due 08/27/2021. Service as of this date by the Clerk of Court. [787118] [LMS]
BL-16Aug 3, 2021RequestEntry of appearance for L. Norwood Jameson; Matthew C. Gaudet as counsel for Appellant Cisco Systems, Inc.. Service: 08/03/2021 by email. [790168] [21-1888] [Matthew Gaudet]
BL-17Aug 27, 2021RequestMODIFIED ENTRY: CONFIDENTIAL OPENING BRIEF FILED by Appellant Cisco Systems, Inc.. Service: 08/27/2021 by email. [795817]--[Edited 09/01/2021 by KMH - compliance review complete] [William Lee]
BL-18Aug 27, 2021ViewMODIFIED ENTRY: OPENING BRIEF FILED by Appellant Cisco Systems, Inc.. Service: 08/27/2021 by email. Unless ordered otherwise, any responsive deadline runs from the date of service of this brief. See Fed. Cir. R. 31. [795820] --[Edited 09/01/2021 by KMH - compliance review complete] [William Lee]
BL-19Sep 3, 2021RequestEntry of appearance for Andrew J. Pincus; Carmen N. Longoria-Green as counsel for High Tech Inventors Alliance. Service: 09/03/2021 by email. [797236] [21-1888] [Andrew Pincus]
BL-20Sep 3, 2021ViewMODIFIED ENTRY: AMICUS BRIEF FILED by High Tech Inventors Alliance. Service: 09/03/2021 by email. [Andrew Pincus]
BL-21Sep 3, 2021ViewMOTION of High Tech Inventors Alliance for leave to file an amicus curiae brief. Service: 09/03/2021 by email. [797241] [21-1888] [Andrew Pincus]
BL-22Sep 3, 2021RequestCertificate of Interest for High Tech Inventors Alliance. Service: 09/03/2021 by email. [797242] [21-1888] [Andrew Pincus]
BL-23Sep 8, 2021RequestMOTION of Appellee Centripetal Networks, Inc. to extend the time to 12/06/2021 to file brief. Service: 09/08/2021 by email. [797916] [21-1888] [Lisa Kobialka]
BL-24Sep 13, 2021RequestORDER granting motion to extend time to file brief filed by Appellee Centripetal Networks, Inc. The response brief is due 12/06/2021. Service as of this date by the Clerk of Court. [798767] [LMS]
BL-25Sep 13, 2021ViewRESPONSE of Appellee Centripetal Networks, Inc. to Doc No. . Service: 09/13/2021 by clerk, email. [798773] [21-1888] [Lisa Kobialka]
BL-26Sep 20, 2021ViewREPLY of High Tech Inventors Alliance to response . Service: 09/20/2021 by email. [800632] [21-1888] [Andrew Pincus]
BL-27Sep 20, 2021RequestEntry of appearance for Andrei Iancu; Alan Heinrich; Philip Warrick as counsel for Appellee Centripetal Networks, Inc.. Service: 09/20/2021 by email. [800648] [21-1888] [Philip Warrick]
BL-28Oct 21, 2021RequestORDER filed granting motion for leave to file an amicus curiae brief . The amicus brief is accepted for filing. Service as of this date by the Clerk of Court. [807263] [LMS]
BL-29Dec 6, 2021ViewMODIFIED ENTRY: RESPONSE BRIEF FILED by Appellee Centripetal Networks, Inc.. Service: 12/06/2021 by email. Unless ordered otherwise, any responsive deadline runs from the date of service of this brief. See Fed. Cir. R. 31. [816636] --[Edited 12/08/2021 by KMH - compliance review complete] [Paul Andre]
BL-30Dec 6, 2021RequestMODIFIED ENTRY: CONFIDENTIAL RESPONSE BRIEF FILED by Appellee Centripetal Networks, Inc.. Service: 12/06/2021 by email. [816637]--[Edited 12/08/2021 by KMH - compliance review complete] [Paul Andre]
BL-31Dec 6, 2021RequestAmended Certificate of Interest for Appellee Centripetal Networks, Inc.. Service: 12/06/2021 by email. [816638] [21-1888] [Paul Andre]
BL-32Dec 10, 2021RequestMOTION of Appellant Cisco Systems, Inc. to extend the time to 01/26/2022 to file brief. Service: 12/10/2021 by email. [817797] [21-1888] [Mark Fleming]
BL-33Dec 13, 2021RequestEntry of appearance for Robert P. Taylor as counsel for Alliance of U.S. Startups and Inventors For Jobs; Innovation Alliance. Service: 12/13/2021 by email. [818113] [21-1888] [Robert Taylor]
BL-34Dec 13, 2021RequestCertificate of Interest for Alliance of U.S. Startups and Inventors For Jobs; Innovation Alliance. Service: 12/13/2021 by email. [818115] [21-1888] [Robert Taylor]
BL-35Dec 13, 2021ViewMODIFIED ENTRY: AMICUS BRIEF FILED by Innovation Alliance and Alliance of U.S. Startups and Inventors For Jobs. Service: 12/13/2021 by email. [818117]--[Edited 12/16/2021 by KMH - compliance review complete] [Robert Taylor]
BL-36Dec 13, 2021Request**TEXT ONLY** ORDER granting motion to extend time to file brief filed by Appellant Cisco Systems, Inc. The reply brief is due 01/26/2022. Service as of this date by the Clerk of Court. This order has been issued without an attached document and is official and binding. [818136] [JCW]
BL-37Jan 26, 2022RequestMODIFIED ENTRY: CONFIDENTIAL REPLY BRIEF FILED by Appellant Cisco Systems, Inc.. Service: 01/26/2022 by email. [827194]--[Edited 01/27/2022 by KMH - compliance review complete] [William Lee]
BL-38Jan 26, 2022ViewMODIFIED ENTRY: REPLY BRIEF FILED by Appellant Cisco Systems, Inc.. Service: 01/26/2022 by email. Unless ordered otherwise, any responsive deadline runs from the date of service of this brief. See Fed. Cir. R. 31. [827196] --[Edited 01/27/2022 by KMH - compliance review complete] [William Lee]
BL-39Feb 2, 2022RequestMODIFIED ENTRY: CONFIDENTIAL APPENDIX FILED by Appellant Cisco Systems, Inc. Service: 02/02/2022 by email. [828626]--[Edited 02/04/2022 by KMH - compliance review complete] [William Lee]
BL-40Feb 2, 2022RequestMODIFIED ENTRY: APPENDIX FILED by Appellant Cisco Systems, Inc.. Service: 02/02/2022 by email. [828631] --[Edited 02/04/2022 by KMH - compliance review complete] [William Lee]
BL-41Feb 2, 2022RequestJoint Statement of Compliance with Fed. Cir. R. 33 for Appellant Cisco Systems, Inc. and Appellee Centripetal Networks, Inc.. Service: 02/02/2022 by email. [828633] [21-1888] [William Lee]
BL-42Feb 2, 2022RequestCertificate of Compliance with Fed. Cir. R. 25.1(c)(2) for Appellant Cisco Systems, Inc.. Service: 02/02/2022 by email. [828634] [21-1888] [William Lee]
BL-43Feb 2, 2022RequestCertificate of Compliance with Fed. Cir. R. 25.1(c)(2) for Appellee Centripetal Networks, Inc.. Service: 02/02/2022 by email. [828731] [21-1888] [Paul Andre]
BL-44Feb 8, 2022ViewNotice to Advise of Scheduling Conflicts. Arguing counsel must advise of, and show good cause for, any scheduling conflicts during the upcoming court session months listed in the attached notice. The Response to Notice to Advise of Scheduling Conflicts can be found <a href="https://cafc.uscourts.gov/wp-content/uploads/form32.pdf">here</a>. The Oral Argument Guide can be found <a href="https://cafc.uscourts.gov/wp-content/uploads/OralArgumentGuide.pdf">here</a>. [829814] [KMH]
BL-45Feb 8, 2022RequestOutstanding paper copies of all briefs and appendices must be submitted within five business days from the date of issuance of this notice. See Fed. Cir. R. 25(c)(3)(A). [829817] [KMH]
BL-46Feb 9, 2022Request6 paper copies of Doc. No. received from Amicus Curiae High Tech Inventors Alliance. [830068] [VDW]
BL-47Feb 10, 2022Request6 paper copies of Doc. No. [39], [37], [17] received from Appellant Cisco Systems, Inc.. [830425] [VDW]
BL-48Feb 10, 2022Request6 paper copies of Doc. No. [30] received from Appellee Centripetal Networks, Inc.. [830426] [VDW]
BL-49Feb 11, 2022ViewCitation of Supplemental Authority pursuant to Fed. R. App. P. 28(j) for Appellant Cisco Systems, Inc.. Service: 02/11/2022 by email. [830606] [21-1888] [William Lee]
BL-50Feb 11, 2022Request6 paper copies of Doc. No. received from Amici Curiae USIJ and Innovation Alliance. [830900] [VDW]
BL-51Feb 14, 2022RequestNotice from Appellee Centripetal Networks, Inc. regarding conflicts with oral argument. Service: 02/14/2022 by email. [831066] [21-1888] [Paul Andre]
BL-52Feb 15, 2022RequestNotice from Appellant Cisco Systems, Inc. regarding conflicts with oral argument. Service: 02/15/2022 by email. [831092] [21-1888] [Mark Fleming]
BL-53Feb 15, 2022RequestThe following conflict dates submitted by Mark Christopher Fleming for Cisco Systems, Inc. have been accepted by the court: 07/05/2022, 07/06/2022, 07/07/2022, 07/08/2022. [831099] [MJL]
BL-54Feb 18, 2022ViewRESPONSE of Appellee Centripetal Networks, Inc. to Doc No. . Service: 02/18/2022 by email. [832426] [21-1888] [Paul Andre]
BL-55Mar 2, 2022ViewNOTICE OF ORAL ARGUMENT. Panel: 2204A. Case scheduled April 4, 2022. Response to Notice of Oral Argument due: 03/09/2022. Please review the attached Notice. The response to notice of oral argument form can be found <a href="https://cafc.uscourts.gov/wp-content/uploads/form33.pdf">here</a>. The Oral Argument Guide can be found <a href="https://cafc.uscourts.gov/wp-content/uploads/OralArgumentGuide.pdf">here</a>. Service as of this date by the Clerk of Court. [834270] [MJL]
BL-56Mar 9, 2022ViewResponse to notice of oral argument from Appellant Cisco Systems, Inc.. Service: 03/09/2022 by email. [835744] [21-1888] [Mark Fleming]
BL-57Mar 9, 2022ViewResponse to notice of oral argument from Appellee Centripetal Networks, Inc.. Service: 03/09/2022 by email. [835874] [21-1888] [Paul Andre]
BL-58Mar 18, 2022ViewORDER filed. Limiting issues to be addressed at oral argument. Please see the order for full and complete details By: Merits Panel (Per Curiam). Service as of this date by the Clerk of Court. [837721] [MVH]
BL-59Apr 4, 2022RequestSubmitted after ORAL ARGUMENT to Panel: Dyk, Circuit Judge; Taranto, Circuit Judge and Cunningham, Circuit Judge.<br>Arguing counsel: Mark Christopher Fleming for Cisco Systems, Inc. and Mr. Paul J. Andre for Centripetal Networks, Inc.<br>Oral Argument Audio available <a href="http://oralarguments.cafc.uscourts.gov/default.aspx?fl=21-1888_04042022.mp3">here</a>. [840810] [JCP]
BL-60Apr 10, 2022RequestMOTION of Appellee Centripetal Networks, Inc. requesting Court to authorize supplemental briefing on issues raised at the oral argument and in March 18, 2022 Order. Service: 04/10/2022 by email. [842196] [21-1888] [Lisa Kobialka]
BL-61Apr 12, 2022ViewRESPONSE of Appellant Cisco Systems, Inc. to Doc No. . Service: 04/12/2022 by email. [842599] [21-1888] [William Lee]
BL-62Apr 19, 2022ViewORDER filed granting motion for supplemental briefing filed by Appellee Centripetal Networks, Inc. Please see order for full details. By: Merits Panel (Per Curiam). Service as of this date by the Clerk of Court. [844046] [MVH]
BL-63Apr 29, 2022ViewMODIFIED ENTRY: SUPPLEMENTAL BRIEF FILED by Appellant Cisco Systems, Inc.. Service: 04/29/2022 by email. [846533] --[Edited 05/02/2022 by MVH - Reason: compliance review complete] [William Lee]
BL-64Apr 29, 2022ViewMODIFIED ENTRY: SUPPLEMENTAL BRIEF FILED by Appellee Centripetal Networks, Inc.. Service: 04/29/2022 by clerk. [846584] --[Edited 05/02/2022 by MVH - Reason: compliance review complete] [Paul Andre]
BL-65Apr 29, 2022ViewAmended Certificate of Interest for Appellee Centripetal Networks, Inc.. Service: 04/29/2022 by email. [846585] [21-1888] [Paul Andre]
BL-66May 2, 2022Request6 paper copies of Doc. No. ,received from Appellant Cisco Systems, Inc.. [847679] [VDW]
BL-67May 2, 2022Request6 paper copies of Doc. No. received from Appellee Centripetal Networks, Inc.. [847680] [VDW]
BL-68Jun 23, 2022ViewOPINION filed for the court by Dyk, Circuit Judge; Taranto, Circuit Judge and Cunningham, Circuit Judge. Precedential Opinion. Service as of this date by the Clerk of Court. [856909] [MJL]
BL-69Jun 23, 2022RequestJUDGMENT. REVERSED IN PART, VACATED IN PART, AND REMANDED. Terminated on the merits after oral argument. COSTS: Costs taxed against Appellee(s). Mandate to issue in due course. For information regarding costs, petitions for rehearing, and petitions for writs of certiorari click <a href="https://cafc.uscourts.gov/home/case-information/filing-resources">here</a>. Service as of this date by the Clerk of Court. [856912] [MJL]

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