Wallace H. Feng

Leydig Voit & Mayer LTD

General

Experience7 yrs

Elite Ratings

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Practice Areas

Biotech (2 cases)

Chemical (2 cases)

Semicond., Optic (2 cases)

Design (1 case)

Mech Eng, Manuf (1 case)

Law Firms

Leydig Voit & Mayer LTD (Current)

wfeng@leydig.com

Ratings

Experience

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DCT

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PTAB

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
1:25-CV-10581	N.D. IL	Popilush LLC v. Partnerships Unincorp Associations	09/03/25	Challenger(L) :Full Scale Full Speed Pte Ltd	.
1:25-CV-00796	W.D. TX	Shenzhen Donghongze Trading Co Ltd v. Xebec Inc	05/27/25	Patent Owner :Xebec Inc	.
1:23-CV-14922	N.D. IL	Shenzhen Donghongze Trading Co Ltd v. Xebec Inc	10/15/23	Patent Owner :Xebec Inc	.
1:23-CV-04885	N.D. IL	Dao Health v. Shenzhen Lutejiacheng Technology Co Ltd	07/26/23	Challenger :Shenzhen Lutejiacheng Technology Co Ltd	.
1:22-CV-02024	N.D. IL	Wang v. Individuals Partnerships Unincorp Associations On Schedule A	04/18/22	Challenger(L) :Jingdong E Commerce Trade Hong Kong Corp	.
1:22-CV-00809	N.D. IL	Huang v. Partnerships Unincorp Associations	02/14/22	Challenger :Joybuy	.
1:19-CV-01642	D. DE	Sysmex Corp v. Beckman Coulter Inc	09/03/19	Challenger(L) :Beckman Coulter Inc	.
1:19-CV-01240	D. DE	Umicore Ag & Co KG v. Apeiron Synthesis SA	06/28/19	Patent Owner :Umicore USA Inc	.
1:18-CV-01395	D. DE	BioDelivery Sciences Intl Inc v. Alvogen PB Research & Development LLC	09/07/18	Challenger :Alvogen Group Inc	.

Ratings Trends

Practice Areas