Brian P. Biddinger

Quinn Emanuel Urquhart & Sullivan LLP

General

Experience22 yrs

Elite Ratings

DCT

Practice Areas

Mech Eng, Manuf (21 cases)

Transport., E-Comm. (17 cases)

Semicond., Optic (23 cases)

Communications (28 cases)

Software, Security (7 cases)

Law Firms

Quinn Emanuel Urquhart & Sullivan LLP (Current)

Ropes & Gray LLP

brianbiddinger@quinnemanuel.com

quinnemanuel.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-01175	D. DE	Element Biosciences Inc v. Illumina Inc	09/22/25	Patent Owner :Element Biosciences Inc	.
3:25-CV-06622	N.D. CA	Tempus Ai Inc v. Guardant Health Inc	08/06/25	Patent Owner(L) :Tempus AI Inc	.
1:25-CV-00421	D. DE	Appomni Inc v. Recolabs Inc	04/04/25	Patent Owner :Appomni Inc	.
3:25-CV-00621	S.D. CA	Tempus Ai Inc v. Guardant Health Inc	03/14/25	Patent Owner(L) :Tempus AI Inc	.
1:24-CV-00687	D. DE	Guardant Health Inc v. Tempus Ai Inc	06/11/24	Challenger :Tempus AI Inc	.
1:24-CV-00583	D. DE	Exact Sciences Corp v. Geneoscopy Inc	05/15/24	Patent Owner :Exact Sciences Corp	.
1:23-CV-01319	D. DE	Exact Sciences Corp v. Geneoscopy Inc	11/17/23	Patent Owner :Exact Sciences Corp	.
1:23-CV-00239	D. DE	Abbott Diabetes Care Inc v. Dexcom Inc	03/03/23	Challenger(W) :Dexcom Inc	.
1:22-CV-06890	N.D. IL	Virtual Creative Artists LLC v. Twitter Inc	12/08/22	Challenger :Twitter Inc	.
1:22-CV-00605	D. DE	Dexcom Inc v. Abbott Diabetes Care Inc	05/05/22	Challenger(L) :Dexcom Inc	.

Ratings Trends

Practice Areas