Cecil E. Key

Key Kesan Dallmann PLLCLocal

General

Experience25 yrs

Elite Ratings

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Practice Areas

Biotech (1 case)

Comp. Arch. and Software (36 cases)

Software, Security (10 cases)

Communications (32 cases)

Semicond., Optic (20 cases)

Law Firms

Key Kesan Dallmann PLLC (Current)

Key IP Law Group PLLC

Dewey & Leboeuf LLP

Howrey LLP

cecil@keyiplaw.com

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Ratings

Experience

Grade

Trend

DCT

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PTAB

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CAFC

L2

D

Cases

Case #	Court	Caption	Filed	Represent
1:26-CV-01718	N.D. OH	SemiLED Innovations LLC v. Current Lighting Solutions LLC	07/23/26	Patent Owner :Semiled Innovations LLC	.
1:25-CV-02171	W.D. TX	SemiLED Innovations LLC v. Wayfair LLC	12/31/25	Patent Owner :Semiled Innovations LLC	.
2:25-CV-00853	E.D. TX	HyperCore Systems LLC v. Denso Ten Ltd	08/24/25	Patent Owner :HyperCore Systems LLC	.
4:25-CV-00824	E.D. TX	SemiLED Innovations LLC v. BPS Direct LLC	07/30/25	Patent Owner :Semiled Innovations LLC	.
2:25-CV-00637	E.D. TX	HyperCore Systems LLC v. Harman Intl Industries Inc	06/16/25	Patent Owner :HyperCore Systems LLC	.
1:25-CV-03357	N.D. GA	Artax LLC v. Verizon Connect Inc	06/16/25	Patent Owner :Artax LLC	.
2:25-CV-00580	E.D. TX	HyperCore Systems LLC v. Panasonic Holdings Corp	05/22/25	Patent Owner :HyperCore Systems LLC	.
2:25-CV-00393	E.D. TX	HyperCore Systems LLC v. Samsung Electronics Co Ltd	04/15/25	Patent Owner :HyperCore Systems LLC	.
2:25-CV-00382	E.D. TX	HyperCore Systems LLC v. LG Electronics Inc	04/10/25	Patent Owner :HyperCore Systems LLC	.
4:25-CV-00177	E.D. TX	SemiLED Innovations LLC v. Lowe's Companies Inc	02/21/25	Patent Owner :Semiled Innovations LLC	.

Ratings Trends

Practice Areas