Douglas I. Lewis

Kelley Drye & Warren LLP

General

Experience25 yrs

Elite Ratings

DCT

Practice Areas

Mech Eng, Manuf (3 cases)

Transport., E-Comm. (5 cases)

Semicond., Optic (4 cases)

Communications (37 cases)

Software, Security (30 cases)

Law Firms

Kelley Drye & Warren LLP

Sidley Austin LLP

dlewis@kelleydrye.com

Ratings

Experience

Grade

Trend

DCT

L5

A

PTAB

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
1:25-CV-00851	D. DE	CDN Innovations LLC v. Gracenote Inc	07/09/25	Challenger :Gracenote Inc	.
1:25-CV-00575	D. DE	Nielsen Co US LLC v. TVision Insights Inc	05/09/25	Patent Owner :Nielsen Co US LLC	.
1:25-CV-00408	D. DE	Nielsen Co US LLC v. VideoAmp Inc	04/02/25	Patent Owner(L) :Nielsen Co US LLC	.
1:24-CV-00123	D. DE	Nielsen Co US LLC v. VideoAmp Inc	01/31/24	Patent Owner :Nielsen Co US LLC	.
1:23-CV-01346	D. DE	Nielsen Co US LLC v. TVision Insights Inc	11/22/23	Patent Owner :Nielsen Co US LLC	.
1:23-CV-00532	D. DE	Nielsen Co US LLC v. HyphaMetrics Inc	05/17/23	Patent Owner :Nielsen Co US LLC	.
1:23-CV-01581	S.D. NY	Nielsen Co US LLC v. Tvsquared Ltd	02/24/23	Patent Owner :Nielsen Co US LLC	.
1:22-CV-01345	D. DE	Nielsen Co US LLC v. TVision Insights Inc	10/12/22	Patent Owner :Nielsen Co US LLC	.
1:22-CV-01344	D. DE	Nielsen US LLC v. ACRCloud Ltd	10/12/22	Patent Owner :Nielsen Co US LLC	.
1:22-CV-03738	N.D. IL	Emergency Alerts Innovations LLC v. United States Cellular Corp	07/19/22	Challenger :United States Cellular Corp	.

Ratings Trends

Practice Areas