Karl Johnston

Perkins Coie LLP

General

Experience5 yrs

Elite Ratings

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Practice Areas

Mech Eng, Manuf (3 cases)

Semicond., Optic (2 cases)

Communications (2 cases)

Software, Security (2 cases)

Comp. Arch. and Software (3 cases)

Law Firms

Perkins Coie LLP

Morrison & Foerster LLP

kjohnston@anthropic.com

perkinscoie.com

Ratings

Experience

Grade

Trend

DCT

L3

E

PTAB

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
3:24-CV-03503	N.D. CA	BSD Crown Ltd v. Amazon.com Inc	06/11/24	Challenger :Amazon.com LLC	.
8:23-CV-00039	C.D. CA	Longitude Licensing Ltd v. Amazon.com Inc	01/09/23	Challenger :Amazon.com LLC	.
3:23-CV-00057	N.D. CA	BSD Crown Ltd v. Amazon.com Inc	01/05/23	Challenger :Amazon.com LLC	.
6:22-CV-00316	W.D. TX	LS Cloud Storage Tech LLC v. Amazon.com Inc	03/25/22	Challenger :Amazon Web Services Inc	.
1:22-CV-01167	W.D. TX	LS Cloud Storage Tech LLC v. Amazon.com Inc	03/25/22	Challenger(W) :Amazon Web Services Inc	.
6:22-CV-00068	W.D. TX	EcoFactor Inc v. Amazon.com Inc	01/18/22	Challenger :Amazon.com LLC	.
6:21-CV-00757	W.D. TX	PalTalk Holdings Inc v. Webex Communications Inc	07/23/21	Challenger(L) :Cisco Systems Inc	.
5:21-CV-02436	N.D. CA	Skillz Platform Inc v. Aviagames Inc	04/05/21	Challenger :Aviagames Inc	.
2:20-CV-00337	E.D. TX	Seagen Inc v. Daiichi Sankyo Co Ltd	10/19/20	Patent Owner(W) :Seagen Inc	.
2:19-CV-00493	E.D. CA	Driscoll's Inc v. California Berry Cultivars LLC	03/20/19	Patent Owner(W) :Driscolls Inc	.

Ratings Trends

Practice Areas