Douglas J. Christensen

Christensen Fonder Dardi & Herbert PLLCLocal

General

Experience23 yrs

Elite Ratings

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Practice Areas

Mech Eng, Manuf (2 cases)

Transport., E-Comm. (6 cases)

Semicond., Optic (22 cases)

Communications (4 cases)

Chemical (2 cases)

Law Firms

Christensen Fonder Dardi & Herbert PLLC

Patterson Intellectual Property Law

christensen@cfd-ip.com

Ratings

Experience

Grade

Trend

DCT

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PTAB

L4

D

CAFC

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Cases

Case #	Court	Caption	Filed	Represent
1:25-CV-00971	D. DE	STM Management Pty Ltd v. Pioneer Square Brands Inc	08/04/25	Patent Owner :STM Bags LLC	.
0:21-CV-01354	D. MN	CellTrust Corp v. ionLake LLC	06/08/21	Challenger :Derrick Girard	.
0:21-CV-01275	D. MN	DoseLogix LLC v. Reflex Medical Corp	05/24/21	Challenger :Reflex Medical Corp	.
0:21-CV-01069	D. MN	ionLake LLC v. CellTrust Corp	04/26/21	Challenger :ionLake LLC	.
0:19-CV-02855	D. MN	CellTrust Corp v. ionLake LLC	11/07/19	Challenger(W) :Derrick Girard	.
0:15-CV-03443	D. MN	Willis Electric Co Ltd v. Polygroup Ltd	08/28/15	Patent Owner(W) :Willis Electric Co Ltd	.
5:10-CV-02051	N.D. CA	Convergence Tech USA LLC v. Microloops Corp	05/17/10	Challenger :Dynatron Corp	.
3:05-CV-00203	W.D. WI	Ashley Furniture Industries Inc v. Lifestyle Enterprises Inc	04/05/05	Patent Owner	.
0:02-CV-04177	D. MN	Entegris Inc v. Re Source America	10/28/02	Challenger	.
0:02-CV-04071	D. MN	Auto Butler Inc v. Superior Car Wash	10/11/02	Patent Owner	.

Ratings Trends

Practice Areas