David A. Perlson

Hogan Lovells US LLP

General

Experience26 yrs

Elite Ratings

DCT,CAFC

Practice Areas

Reexam/Aband. (1 case)

Mech Eng, Manuf (1 case)

Transport., E-Comm. (21 cases)

Semicond., Optic (16 cases)

Communications (20 cases)

Law Firms

Hogan Lovells US LLP (Current)

Quinn Emanuel Urquhart & Sullivan LLP

david.perlson@hoganlovells.com

hoganlovells.com

Ratings

Experience

Grade

Trend

DCT

L5

A

PTAB

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CAFC

L4

A

Cases

Case #	Court	Caption	Filed	Represent
5:26-CV-02379	N.D. CA	Valtrus Innovations Ltd v. Google LLC	03/18/26	Challenger :Google LLC	.
7:26-CV-00035	W.D. TX	Novacloud Licensing LLC v. Google LLC	02/02/26	Challenger :Google LLC	.
5:26-CV-00704	N.D. CA	VirtaMove Corp v. Google LLC	01/22/26	Challenger :Google LLC	.
3:26-CV-00363	N.D. CA	Google LLC v. Valtrus Innovations Ltd	01/13/26	Challenger :Google LLC	.
2:25-CV-01037	E.D. TX	Celonis Se v. SAP Se	10/10/25	Patent Owner :Celonis Inc	.
1:25-CV-01229	D. DE	SAP Se v. Celonis Se	10/03/25	Challenger :Celonis Inc	.
5:25-CV-07179	N.D. CA	Valtrus Innovations Ltd v. Google LLC	08/25/25	Challenger :Google LLC	.
3:25-CV-07179	N.D. CA	Valtrus Innovations Ltd v. Google LLC	08/25/25	Challenger :Google LLC	.
5:25-CV-07063	N.D. CA	Valtrus Innovations Ltd v. Google LLC	08/21/25	Challenger :Google LLC	.
3:25-CV-07063	N.D. CA	Valtrus Innovations Ltd v. Google LLC	08/21/25	Challenger :Google LLC	.

Ratings Trends

Practice Areas