Matthew D. Umhofer

Umhofer Mitchell & King LLPLocal

General

Experience1 yr

Elite Ratings

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Practice Areas

Mech Eng, Manuf (2 cases)

Semicond., Optic (2 cases)

Chemical (2 cases)

Biotech (5 cases)

Law Firms

Umhofer Mitchell & King LLP (Current)

matthew@umklaw.com

Ratings

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
2:25-CV-08609	C.D. CA	Ionis Pharma Inc v. Arrowhead Pharma Inc	09/11/25	Patent Owner :Ionis Pharmaceuticals Inc	.
1:25-CV-00074	N.D. WV	Regeneron Pharma Inc v. Amgen Inc	07/31/25	Patent Owner :Regeneron Pharmaceuticals Inc	.
2:25-CV-05499	C.D. CA	Regeneron Pharma Inc v. Amgen Inc	06/17/25	Patent Owner :Regeneron Pharmaceuticals Inc	.
1:24-CV-00039	N.D. WV	Regeneron Pharma Inc v. Amgen Inc	04/16/24	Patent Owner :Regeneron Pharmaceuticals Inc	.
1:24-MD-03103	N.D. WV	In Re: Aflibercept Patent Litigation	04/11/24	Patent Owner(W) :Regeneron Pharmaceuticals Inc	.
2:24-CV-00264	C.D. CA	Regeneron Pharma Inc v. Amgen Inc	01/10/24	Patent Owner :Regeneron Pharmaceuticals Inc	.

Ratings Trends

Practice Areas