Derek Gretkowski

DLA Piper US LLP

General

Experience8 yrs

Elite Ratings

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Practice Areas

Reexam/Aband. (1 case)

Transport., E-Comm. (1 case)

Semicond., Optic (2 cases)

Communications (3 cases)

Software, Security (3 cases)

Law Firms

DLA Piper US LLP (Current)

derek.gretkowski@us.dlapiper.com

Ratings

Experience

Grade

Trend

DCT

L2

C

PTAB

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
7:26-CV-00015	W.D. TX	Clairpath LLC v. Apple Inc	01/14/26	Challenger :Apple Inc	.
1:25-CV-01383	W.D. TX	Qomplx LLC v. Microsoft Corp	08/28/25	Challenger :Microsoft Inc	.
1:25-CV-00661	D. DE	VTT Technical Research Centre Of Finland Ltd v. Diazyme Laboratories Inc	05/29/25	Challenger :Diazyme Laboratories Inc	.
0:24-CV-62093	S.D. FL	T52 Ltd v. Citrix Systems Inc	11/05/24	Challenger :Citrix Systems Inc	.
2:24-CV-02227	D. KS	Boehringer Ingelheim Animal Health USA Inc v. Dechra Veterinary Products LLC	05/30/24	Challenger :Dechra Veterinary Products LLC	.
2:22-CV-00424	E.D. TX	Resonant Systems Inc v. Sony Group Corp	10/26/22	Challenger :Sony Group LLC	.
1:21-CV-01302	D. DE	TOT Power Control SL v. Apple Inc	09/14/21	Challenger(L) :Apple Inc	.
1:21-CV-00896	W.D. TX	Fintiv Inc v. Apple Inc	12/21/18	Challenger(L) :Apple Inc	.
1:18-CV-00651	D. DE	Vanda Pharma Inc v. Teva Pharma USA Inc	04/30/18	Challenger(W) :Apotex Corp	.

Ratings Trends

Practice Areas