Leslie M. Spencer

General

Experience25 yrs

Elite Ratings

PTAB

Practice Areas

Reexam/Aband. (1 case)

Mech Eng, Manuf (5 cases)

Transport., E-Comm. (20 cases)

Semicond., Optic (6 cases)

Communications (13 cases)

Law Firms

Desmarais LLP (Current)

Ropes & Gray LLP

Willkie Farr & Gallagher LLP

lspencer@desmaraisllp.com

desmaraisllp.com

Ratings

Experience

Grade

Trend

DCT

L5

C

PTAB

L4

B

CAFC

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Cases

Case #	Court	Caption	Filed	Represent
2:25-CV-01038	E.D. TX	Enhanced Data Streaming LLC v. Cisco Systems Inc	10/10/25	Challenger :Cisco Systems Inc	.
2:25-CV-00181	E.D. TX	Orckit Corp v. Cisco Systems Inc	02/14/25	Challenger :Cisco Systems Inc	.
2:24-CV-01074	E.D. TX	Quicker Connections LLC v. Cisco Systems Inc	12/24/24	Challenger :Cisco Systems Inc	.
2:24-CV-00065	E.D. TX	Croga Innovations Ltd v. Cisco Systems Inc	02/01/24	Challenger :Cisco Systems Inc	.
2:23-CV-00441	E.D. TX	Portsmouth Network Corp v. Cisco Systems Inc	09/26/23	Challenger :Cisco Systems Inc	.
2:22-CV-00276	E.D. TX	Orckit Corp v. Cisco Systems Inc	07/22/22	Challenger :Cisco Systems Inc	.
6:21-CV-00460	W.D. TX	Identity Security LLC v. Apple Inc	05/03/21	Challenger(W) :Apple Inc	.
1:22-CV-00058	W.D. TX	Identity Security LLC v. Apple Inc	05/03/21	Challenger(W) :Apple Inc	.
6:20-CV-00967	W.D. TX	Acqis LLC v. Lenovo Group Ltd	10/15/20	Challenger :LCFC Hefei Electronics Technology Co Ltd	.
1:20-CV-11613	D. MA	Fitbit LLC v. Koninklijke Philips NV	08/28/20	Patent Owner :Fitbit LLC	.

Ratings Trends

Practice Areas