Red Hat, Inc. vs. Competitive Access Systems, Inc.

Explore the PTAB proceeding IPR2025-01371 filed by Red Hat, Inc. on 2025-08-01. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-01371

Filing Date

2025-08-01

Accorded Filing Date

2025-08-01

Institution Decision Date

2025-11-20

Last Modified Date

2026-03-25

Proceeding Type

IPR

Termination Date

2025-11-20

Trial Status

Discretionary Denial

Parties & Counsel

Petitioner

Red Hat, Inc.

Represented By

Friedman, Toddet al

Patent Owner / Respondent

Competitive Access Systems, Inc.

Represented By

Schroeder, Johnet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2400 - Computer Networks, Multiplex & Cybersecurity

Patent Information

1 Patent Involved

Respondent Application Number 15161787

Respondent Patent Number 10868908

External Links

Espacenet

Google Patents

Respondent Inventor Eric M. Delangis

Respondent Tech Center TC 2400 - Computer Networks, Multiplex & Cybersecurity

Address and Attorney/Agent Information

17 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name STINSON LLP

Customer Number 321

Address 7700 FORSYTH BOULEVARD, SUITE 1100, ST LOUIS, MO, 63105, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
33716	Kurt James	314-345-7000
34017	Penny Slicer	816-842-8600
36736	Robert Bain	314-345-7013
36838	Vincent Keil	314-345-7000
41904	Judith Carlson	816-842-8600
55258	Janet Hendrickson	314-345-7020
61338	James Cronin	816-691-2416
61381	Jason Conway	314-345-7000
61808	Timothy Krieger	314-925-5700
63573	John Schroeder	314-918-1351
67087	William Everding	314-345-7000
69561	Colin Turner	816-691-2421
71702	Jonathan Pollmann	314-345-7000
73963	Morgan Johnson	314-345-7000
76498	Steven Levitt	314-345-7000
80237	Emmalie Gulledge	316-268-7988
82020	Natalie Brock	816-691-2634

Proceeding Documents

108

Notice: refund approved NOTICE

2026-03-25 FILING PARTY: BOARD

Download

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

2026-03-23 FILING PARTY: PETITIONER

Download

Director Discretionary Decision: Deny RESPONSE

2025-11-20 FILING PARTY: BOARD

Download

1066

Pentair Water Pool and Spa Inc v Hayward Industries Inc Exhibit

2025-11-10 FILING PARTY: PETITIONER

Download

1070

Patent Rules_EDTX Exhibit

2025-11-10 FILING PARTY: PETITIONER

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Red Hat, Inc. vs. Competitive Access Systems, Inc.

Proceeding Overview

Parties & Counsel

Petitioner

Red Hat, Inc.

Represented By

Patent Owner / Respondent

Competitive Access Systems, 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 on Post-Institution Fees OTHER

Director Discretionary Decision: Deny RESPONSE

Pentair Water Pool and Spa Inc v Hayward Industries Inc Exhibit

Patent Rules_EDTX Exhibit

EPR Examiner's Answer to 908 Appeal Exhibit

Federal Court Management Statistics Exhibit

Joint Consent Motion to Modify Scheduling Order Exhibit

Implus Footcare v. Maverick Sports Med., Dkt. 26 Exhibit

CAS Amended Answer and Counterclaim Exhibit

Petitioner's Opposition to Patent Owner's Discretionary Denial Brief RESPONSE

’908 Spec Redline Exhibit

NetworkWorld Site (Web Capture) Exhibit

In re Steed Exhibit

Valencell v. Apple (2017 WL 2819768) Exhibit

Eli Lilly and Co. v. Synthon Pharms., Dkt. 60 Exhibit

CAS v. Oracle_Dkt. 35 Exhibit

April 2002 Draft Application Exhibit

Declaration of Eric M P. Delangis Exhibit

Executive Summary Exhibit

photograph Exhibit

Patent Owner’s Preliminary Response POPR

CV of Dr. Stan Mcclellan Exhibit

presentation slides Exhibit

Declaration of Dr. Stan Mcclellan Exhibit

Application Drawings Exhibit

Letter to McEntee Exhibit

PO Discretionary Denial Brief - Corrected RESPONSE

Email Correspondence Exhibit

Red Hat Joint Planning Report including Proposed Schedule Exhibit

Red Hat’s Motion to Dismiss Exhibit

Case Management Order in Apple, Inc. Litigation Exhibit

Oct. 2, 2023 Demand Letter Exhibit

Red Hat’s Complaint from Red Hat, Inc. v. Competitive Access Systems, Inc., No. 5:24-CV-505-D (D.N.C.) Exhibit

Apple, Inc.’s Motion to Dismiss Exhibit

Red Hat Partnership webpage, https://www.oracle.com/cloud/red-hat/ (last accessed Sept. 30, 2025) Exhibit

Complaint from Competitive Access Systems, Inc. v. Motorola Mobility LLC, No. 4-25-cv-00948 (N.D. Tex.) Exhibit

Order transferring Oracle case the Western District of Texas Exhibit

Unified Patents member listing, https://www.unifiedpatents.com/members Exhibit

Complaint from Competitive Access Systems, Inc. v. Samsung Elects. Co., Ltd., et al., No. 4:25-cv-00886 (E.D. Tex.) Exhibit

Complaint from Competitive Access Systems, Inc. v. Apple Inc., No. 3:25-cv-04595 (N.D. Cal.) Exhibit

Complaint from Competitive Access Systems, Inc. v. Oracle Corporation et al., No. 2:22-cv-00287 (E.D. Tex.) Exhibit

Red Hat Litigation Scheduling Order Exhibit

SUPPLEMENTED MANDATORY NOTICES OF THE PATENT OWNER UNDER 37 C.F.R. § 42.8 NOTICE

Notice: Power of Attorney NOTICE

Notice: Mandatory Notice NOTICE

Notice: Notice filing date accorded NOTICE

U.S. Patent No. 6,778,495 (“Blair”) Exhibit

Reex. Control No. 90/019,265 Exhibit

Cisco Systems, Inc., Troubleshooting Async Multilink PPP Operations (2001) Exhibit

Competitive Access Systems, Inc. v. Oracle et al. 1:23-ca-00286-ADA, Dkt. 8 Exhibit

Furuskär, Anders, et al., EDGE: Enhanced Data Rates for GSM and TDMA/136 Exhibit

Certified Copy of U.S. Patent No. 11,582,343 Exhibit

U.S. Patent Application Publication No. 60/377,631 (“Tucker”) Exhibit

Webster's Ninth New Collegiate Dictionary, 1990 Exhibit

Hung-Yun Hsieh & Raghupathy Sivakumar, A Transport Layer Approach Exhibit

Red Hat's Power of Attorney NOTICE

Adolfo Rodriguez et al., TCP/IP Tutorial & Technical Overview, Chps. 1 & 14 Exhibit

Johnny Chen, New Approaches to Routing for Large-Scale Data Networks Exhibit

Certified File History of U.S. Patent No. 11,418,641 Exhibit

U.S. Patent Application Publication No. 2003/0026221 A1 (“Kotzin”) Exhibit

Shoemake, Matthew B., Wi-Fi (IEEE 802.11b) and Bluetooth CoExistence Exhibit

Declaration of Sylvia Hall-Ellis Exhibit

RFC 2326: Real Time Streaming Protocol (RTSP), April 1998 Exhibit

U.S. Patent Application Publication No. 2002/010866 A1 (“McCullough”) Exhibit