Cisco Systems, Inc. v. Corrigent Corporation > Summary
Court Case Number IPR2023-00447
Filing Date Jan 11, 2023
Institution Decision Date Aug 8, 2023
Decision Date Aug 6, 2024
Court Patent Trial and Appeal Board
Status Final Written Decision - Appeale
Appeal2025-1021
Administrative JudgesNathan A. Engels, Kristen L. Droesch, Christopher L. Ogden
Judge Writing the Final DecisionNathan A. Engels
Claims Challenged in the Petition: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26
Claims Instituted: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26
Petitioner
Patent Owner
Petitioner Attorneys
3Cisco Systems
Attorney Name: Jeffrey D. Blake
Merchant & Gould
Cisco Systems
Attorney Name: Daniel W. McDonald
Merchant & Gould
Cisco Systems
Attorney Name: Samrat Bhattacharjee
University of Maryland
Patent Owner Attorneys
7Corrigent Corporation
Attorney Name: James R. Nuttall
Steptoe LLP
Corrigent Corporation
Attorney Name: Katherine D. Cappaert
Steptoe LLP
Corrigent Corporation
Attorney Name: Thomas C. Yebernetsky
Steptoe LLP
Corrigent Corporation
Attorney Name: Christopher A. Suarez
Steptoe LLP
Corrigent Corporation
Attorney Name: Benjamin R. Holt
Steptoe LLP
Corrigent Corporation
Attorney Name: Heather P. Hildreth
Steptoe LLP
Corrigent Corporation
Attorney Name: George Rouskas
North Carolina State University
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