Comcast Corporation

Cases where party is a Patent Asserter

Only "example" cases are shown here, for full list contact Shawn Miller

Cases where party is an Alleged Infringer

Displaying 1 - 30 of 30

#	Title	Civil Action	Venue	Filing Date	Asserter Categories	Patent Asserter	Alleged Infringer
1	USTA Technology, LLC v. Comcast Corporation, et al.	4:25-cv-00819	E.D.Tex.	Jul 29, 2025	1 Acquired patents	USTA TECHNOLOGY, LLC	Comcast Business Communications, LLC Comcast Cable Communications Management, LLC Comcast Cable Communications, LLC Comcast Corporation Comcast Enterprise Services, LLC
2	Err Content IP, LLC v. Comcast Corporation	4:24-cv-04385	S.D.Tex.	Nov 8, 2024	1 Acquired patents	Err Content IP, LLC	Comcast Corporation Comcast Corporation DBA Xfinity
3	Entropic Communications, LLC v. Comcast Corporation et al	2:23-cv-01048	C.D.Cal.	Feb 10, 2023	1 Acquired patents	Entropic Communications, LLC	Comcast Cable Communications Management, LLC Comcast Cable Communications, LLC Comcast Corporation
4	Castlemorton Wireless, LLC v. Comcast Corporation et al.	6:20-cv-00034	W.D.Tex.	Jan 16, 2020	1 Acquired patents	Castlemorton Wireless, LLC	Comcast Cable Communications, LLC Comcast Corporation
5	Realtime Adaptive Streaming, LLC v. Comcast Cable Communications, LLC, et al.	1:18-cv-01446	D.Colo.	Jun 11, 2018	5 Individual-inventor-started	Realtime Adaptive Streaming LLC	Comcast Cable Communications, LLC Comcast Corporation
6	Veveo, Incorporated v. Comcast Corporation et al	1:18-cv-10056	D.Mass.	Jan 10, 2018	4 Corporate heritage	Veveo, Inc.	Comcast of Milton, Inc. Comcast of Boston, Inc. Comcast of Massachusetts I, Inc. Comcast Cable Communications Management, LLC Comcast of Brockton, Inc. Comcast Business Communications, LLC Comcast of Connecticut/ Georgia/ Massachusetts/ New Hampshire/ New York/ North Carolina/ Virginia/ Vermont LLC Comcast Corporation Comcast Shared Services, LLC Comcast of Massachusetts II, Inc. Comcast of Massachusetts/New Hampshire, LLC Comcast of California/Massachusetts/Michigan/Utah, LLC Comcast of Massachusetts III, Inc. Comcast Of Massachusetts/Virginia, Inc. Comcast Cable Communications, LLC Comcast of Southern New England, Inc. Comcast Holdings Corporation Comcast of Needham, Inc. Comcast of Connecticut/Georgia/Massachusetts/New Hamshire/New york/North Carolina/Virginia/Vermont, LC
7	PROMPTU SYSTEMS CORPORATION v. COMCAST CORPORATION et al	2:16-cv-06516	E.D.Pa.	Dec 19, 2016	8 Product company	PROMPTU SYSTEMS CORPORATION	Comcast Corporation Comcast Cable Communications, LLC
8	Berman v. Comcast Corporation et. al.	2:16-cv-00412	E.D.Tex.	Apr 15, 2016	9 Individual	John Berman	Comcast Corporation Comcast Cable Communications, LLC
9	Rovi Guides, Inc. et al v. Comcast Corporation et al	2:16-cv-00321	E.D.Tex.	Mar 31, 2016	4 Corporate heritage 8 Product company	Rovi Technologies Corporation	Humax Co.., LTD Arris Solutions, Inc. Pace Americas Investments, LLC Technicolor USA, Inc. Technicolor Connected Home USA LLC Humax USA, Inc. Comcast Holdings Corporation Arris Technology, Inc. Arris Group, Inc. Pace Americas Holdings, Inc. Arris Enterprises LLC ARRIS International plc Comcast Corporation Pace Ltd. Comcast Shared Services, LLC Comcast Business Communications, LLC Comcast Cable Communications Management, LLC Technicolor SA Comcast of Houston, LLC Comcast Cable Communications, LLC Pace Americas, LLC
10	Rovi Guides, Inc. et al v. Comcast Corporation et al	2:16-cv-00321	E.D.Tex.	Mar 31, 2016	4 Corporate heritage 8 Product company	Rovi Guides, Inc.	Humax Co.., LTD Arris Solutions, Inc. Pace Americas Investments, LLC Technicolor USA, Inc. Technicolor Connected Home USA LLC Humax USA, Inc. Comcast Holdings Corporation Arris Technology, Inc. Arris Group, Inc. Pace Americas Holdings, Inc. Arris Enterprises LLC ARRIS International plc Comcast Corporation Pace Ltd. Comcast Shared Services, LLC Comcast Business Communications, LLC Comcast Cable Communications Management, LLC Technicolor SA Comcast of Houston, LLC Comcast Cable Communications, LLC Pace Americas, LLC
11	Rovi Guides, Inc. et al v. Comcast Corporation et al	2:16-cv-00321	E.D.Tex.	Mar 31, 2016	4 Corporate heritage 8 Product company	Veveo, Inc.	Humax Co.., LTD Arris Solutions, Inc. Pace Americas Investments, LLC Technicolor USA, Inc. Technicolor Connected Home USA LLC Humax USA, Inc. Comcast Holdings Corporation Arris Technology, Inc. Arris Group, Inc. Pace Americas Holdings, Inc. Arris Enterprises LLC ARRIS International plc Comcast Corporation Pace Ltd. Comcast Shared Services, LLC Comcast Business Communications, LLC Comcast Cable Communications Management, LLC Technicolor SA Comcast of Houston, LLC Comcast Cable Communications, LLC Pace Americas, LLC
12	Progme Corporation v. Comcast Cable Communications, LLC, et al.	2:15-cv-13935	E.D.Mich.	Nov 9, 2015	5 Individual-inventor-started	Progme Corporation	iHeartMedia, Inc. Comcast Cable Communications, LLC NBCUniversal Media, LLC SeaChange International, Inc. Time Warner Cable Inc. Comcast Corporation The Weather Channel, Inc. NBC Universal, Inc. Jelli, Inc. Katz Media Group, Inc. Amazon.com, Inc. Bright House Networks, LLC HP Inc. Netflix, Inc. CSC Holdings LLC The Walt Disney Company Samsung Electronics America, Inc. Charter Communications, Inc. Hulu LLC
13	Yates v. Adams et al	3:15-cv-04750	N.D.Cal.	Oct 14, 2015	9 Individual	Peter Yates	Nexstar Broadcasting, Inc. Sarkes Tarzian, Inc. Gray Television Group, Inc. David B. Adams Seal Rock Broadcasters, LLC Comcast Corporation Sinclair Broadcast Group, Inc. Intermountain West Communications Company, Inc.
14	Grecia v. Comcast Corporation	1:15-cv-02615	N.D.Ill.	Mar 27, 2015	9 Individual	William Grecia	Comcast Corporation
15	Script Security Solutions, L.L.C. v. Comcast Corporation et al	2:15-cv-00372	E.D.Tex.	Mar 13, 2015	5 Individual-inventor-started	Script Security Solutions, L.L.C.	Comcast Broadband Security, LLC Comcast Corporation
16	MXGO TECHNOLOGIES, INC. v. Zimbra, Inc. et al	2:14-cv-00778	E.D.Tex.	Jul 16, 2014	5 Individual-inventor-started	MXGO Technologies Inc	Comcast Cable Communications, LLC Comcast Corporation Zimbra, Inc.
17	CRFD Research Inc. v. Comcast Corporation, et al.	1:14-cv-00061	D.Del.	Jan 17, 2014	1 Acquired patents	CRFD Research Inc.	Comcast Cable Communications, LLC Comcast Corporation
18	MacroSolve, Inc. v. Comcast Corporation et al	6:13-cv-00668	E.D.Tex.	Sep 12, 2013	3 Failed startup	MacroSolve, Inc.	Comcast Interactive Media, Inc. Comcast Ventures, LLC Comcast Interactive Media, LLC Comcast Corporation
19	Custom Media Technologies LLC v. Comcast Corporation	1:13-cv-01421	D.Del.	Aug 15, 2013	1 Acquired patents	Custom Media Technologies LLC	Comcast Cable Communications, LLC Comcast Corporation
20	AIP Acquisition LLC v. Comcast Corporation, et al.	1:12-cv-01690	D.Del.	Dec 11, 2012	1 Acquired patents	AIP Acquisition LLC	Comcast Business Communications, LLC Comcast Corporation Comcast IP Phone, LLC Comcast Cable Communications, LLC Comcast Cable Communications Management, LLC
21	Pragmatus Telecom LLC v. Comcast Corporation	1:12-cv-01540	D.Del.	Nov 21, 2012	1 Acquired patents	Pragmatus Telecom LLC	Comcast Corporation
22	DataTern, Inc. v. Abbott Laboratories et al	2:11-cv-00203	E.D.Tex.	Apr 4, 2011	1 Acquired patents	DataTern, Inc.	Morgan Stanley Lockheed Martin Corp Hewlett-Packard Company URS Corporation Comcast Corporation Pfizer, Inc Harley-Davidson, Inc. General Dynamics Corporation General Mills, Inc. Pepsico, Inc. Abbott Laboratories
23	Ceres Communications Technologies, LLC v. Atlantic Broadband Finance LLC et al	1:10-cv-00855	D.Del.	Oct 6, 2010	1 Acquired patents	Ceres Communications Technologies, LLC	CSC Holdings LLC Vonage America Inc. Cox Communications, Inc. Insight Communications Company, Inc. Atlantic Broadband Finance, LLC Comcast Cable Communications, LLC AT&T Corp. 8x8, Inc. Knology, Inc. OfficeMax Incorporated Vonage Marketing LLC AT&T Corp. Cablevision Systems Corporation Verizon Communications, Inc. San Juan Cable LLC Charter Communications Holding Company LLC Cequel Communications, LLC Charter Communications, Inc. Skype, Inc. RCN Corporation Skype Global S.a.r.l. Comcast Corporation Mediacom Broadband LLC Vonage Holdings Corp. Bright House Networks, LLC Time Warner Cable Inc.
24	EMG Technology, LLC v. Microsoft Corporation et al	6:09-cv-00367	E.D.Tex.	Aug 14, 2009	5 Individual-inventor-started	EMG Technology, LLC	Southwest Airlines Co. Comcast Corporation Zagat Survey, LLC. Microsoft Corporation Priceline.com Incorporated Scottrade, Inc.
25	ALBERTA TELECOMMUNICATIONS RESEARCH CENTRE v. AT&T CORPORATION	3:09-cv-03883	D.N.J.	Aug 5, 2009	11 Industry consortium	Alberta Telecommunications Research Centre	Verizon Services Corp. Zayo Group LLC AT&T Corp. Qwest Communications Company, LLC Comcast Corporation Masergy Communications, Inc. Charter Communications, Inc. AT&T Corp. BT Americas Inc. CSC Holdings LLC AT&T Corp. Earthlink, Inc. Telecommunications Research Laboratories Cox Communications, Inc. Cablevision Systems Corporation Frontier Communications Corporation TW Telecom Inc. Windstream Communications, Inc. Sprint Communications Company LP Qwest Corporation TR Technologies, Inc. Sprint Nextel Corporation
26	VTRAN MEDIA TECHNOLOGIES, LLC v. COMCAST CORPORATION et al	2:08-cv-03051	E.D.Pa.	Jul 1, 2008	1 Acquired patents	VTran Media Technologies, LLC	Charter Communications, Inc. Comcast Corporation Time Warner Cable Inc.
27	Ronald A. Katz Technology Licensing L.P. v. Comcast Corporation et al	2:07-cv-06996	C.D.Cal.	Oct 26, 2007	5 Individual-inventor-started	Ronald A Katz Technology Licensing L P	Comcast of New Castle County LLC GEICO General Insurance Company Comcast of Arkansas/Florida/Louisiana/Minnesota/Mississippi/Tennessee Inc. Government Employees Insurance Company Comcast of Eastern Shore LLC Comcast Cable Communications, LLC Comcast Corporation XM Satellite Radio Holdings Inc. Sirius XM Radio Inc. Comcast of Colorado/Pennsylvania/West Virginia LLC Sirius Satellite Radio, Inc. Comcast of Florida/Illinois/Michigan Inc. XM Radio Inc. Comcast of Garden State L.P. Geico Casualty Company Comcast of Delmarva Inc. XM Equipment Leasing LLC Comcastof Houston LLC Comcast of California II LLC Comcast of California/Colorado LLC XM Satellite Radio, Inc. Geico Indemnity Company GEICO Corporation
28	Rembrandt Technologies LP v. Comcast Corporation et al	1:07-cv-00403	D.Del.	Jun 28, 2007	1 Acquired patents	Rembrandt Technologies LP	Comcast of Plano LP Comcast Cable Communications, LLC Comcast Corporation
29	Hybrid Patents Incorporated v. Comcast Corporation et al	2:06-cv-00292	E.D.Tex.	Jul 14, 2006	1 Acquired patents	Hybrid Patents, Inc.,	Michael Philip Patterson Telecable Associates LLC Cox Communications, Inc. Cablevision of Leander, Inc Williamson County Cablevision Company Coxcom Inc. Comcast of Dallas, LP., Cablevision of Pflugerville, Inc. Cox Southwest Holdings LP Time Warner Cable Inc. Comcast Corporation
30	Caritas Technologies, Inc., v. Comcast Corporation	2:05-cv-00339	E.D.Tex.	Jul 27, 2005	5 Individual-inventor-started	Caritas Technologies, Inc.,	Comcast Corporation Comcast IP Phone II, LLC Defendant Comcast Cable Communications, LLC; Defendant Comcast Cable Communications, LLC; Comcast IP Phone, LLC