Xiyan Zhang

Stratum LawLocal

General

Experience13 yrs

Elite Ratings

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Practice Areas

Comp. Arch. and Software (2 cases)

Semicond., Optic (5 cases)

Design (10 cases)

Mech Eng, Manuf (3 cases)

Law Firms

Stratum Law (Current)

Ryder Lu Mazzeo & Konieczny

Devlin Law Firm

Stratum Law Firm

xzhang@stratumlaw.com

Ratings

Experience

Grade

Trend

DCT

L3

C

PTAB

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
2:26-CV-01568	W.D. PA	Fu v. Partnerships Unincorp Associations	07/23/26	Patent Owner :Fu	.
1:26-CV-06779	N.D. IL	Dun LAN v. Changzhou Zite Trading Co Ltd	06/08/26	Patent Owner :Dun Lan	.
1:26-CV-06609	N.D. IL	LAN v. Shenzhen Baichirui Technology Co Ltd	06/03/26	Patent Owner :Dun Lan	.
1:26-CV-00917	N.D. IL	LAN v. Jiujiu Zhu Shenzhen Property Service Co Ltd	01/27/26	Patent Owner :Dun Lan	.
1:26-CV-00745	N.D. IL	Zhang v. Partnerships Unincorp Associations	01/22/26	Patent Owner :Jianqun Zhang	.
2:26-CV-00007	W.D. PA	Zhang v. Schedule A	01/03/26	Patent Owner :Jianqun Zhang	.
1:25-CV-14642	N.D. IL	Ningbo Liqi Electrical Appliances Co Ltd v. Partnerships Unincorp Associations	12/02/25	Patent Owner(W) :Ningbo Liqi Electrical Appliances Co Ltd	.
2:25-CV-01787	W.D. PA	Keystone Emporium LLC v. Schedule A	11/18/25	Patent Owner :Keystone Emporium LLC	.
1:25-CV-10024	N.D. IL	Bling Mirror LLC v. Guangzhou Shengyang Leather Goods Co Ltd	08/21/25	Challenger :Guangzhou Feizhuliu Leather Goods Co Ltd	.
1:25-CV-06218	N.D. IL	Zhuhai Kelitong Electronic Co Ltd v. Lee	06/04/25	Challenger :Zhuhai Kelitong Electronic Co Ltd	.

Ratings Trends

Practice Areas