Aaron R. Feigelson

Leydig Voit & Mayer LTD

General

Experience22 yrs

Elite Ratings

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Practice Areas

Biotech (1 case)

Chemical (9 cases)

Comp. Arch. and Software (4 cases)

Software, Security (4 cases)

Communications (7 cases)

Law Firms

Leydig Voit & Mayer LTD

afeigelson@leydig.com

Ratings

Experience

Grade

Trend

DCT

L4

D

PTAB

L3

C

CAFC

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Cases

Case #	Court	Caption	Filed	Represent
2:25-CV-00764	C.D. CA	Hisense USA Corp v. Polaris PowerLED Tech LLC	01/28/25	Challenger :Hisense USA Corp	.
4:24-CV-02220	N.D. CA	Hewlett Packard Enterprises Co v. Inspur Group Co Ltd	04/15/24	Challenger :Aivres Systems Inc	.
3:24-CV-02220	N.D. CA	Hewlett Packard Enterprises Co v. Inspur Group Co Ltd	04/15/24	Challenger :Aivres Systems Inc	.
1:23-CV-15282	N.D. IL	Hexcelpack LLC v. Pregis LLC	10/24/23	Patent Owner :Hexcelpack LLC	.
1:19-CV-01642	D. DE	Sysmex Corp v. Beckman Coulter Inc	09/03/19	Challenger(L) :Beckman Coulter Inc	.
1:18-CV-06563	N.D. IL	Beckman Coulter Inc v. Sysmex America Inc	09/26/18	Patent Owner(W) :Beckman Coulter Inc	.
1:18-CV-00740	N.D. IL	Sysmex Corp v. Beckman Coulter Inc	01/31/18	Patent Owner :Beckman Coulter Inc	.
1:17-CV-24049	S.D. FL	Beckman Coulter Inc v. Sysmex America Inc	11/03/17	Patent Owner :Beckman Coulter Inc	.
1:15-CV-01077	D. DE	Purdue Pharma LP v. Alvogen Pine Brook LLC	11/20/15	Challenger :Alvogen Pine Brook LLC	.
4:15-CV-11552	D. MA	Voice Systems Technology Inc v. Atago USA Inc	04/08/15	Patent Owner :Voice Systems Technology Inc	.

Ratings Trends

Practice Areas