DCT

1:25-cv-01130

Arrowhead Pharma Inc v. Ionis Pharma Inc

General

Filed

09/10/25

Cause of ActionDeclaratory Judgment

SectorBiotech

StatusOpen

Patent Owner

Operating Company

SourcePACER

Nature of Suit830 Patent

Judge	Period	PO Win Rate
Gregory B. Williams	09/17/25 - now	51%

Plaintiff

Party

Name	Ratings
Arrowhead Pharmaceuticals Inc	---- --

Attorney

Defendant

Party

Name	Ratings
Ionis Pharmaceuticals Inc	---- --

Attorney

Name	Ratings
Morris Nichols Arsht & Tunnell LLPLocal	L5A
Megan Dellinger	L5B
Williams & Connolly LLP	L4B
Thomas S. Fletcher	L5A
Jessamyn S. Berniker	L5C
Kathryn Kayali	L4B
Attorney at LawLocal	---- --
Michael Xun Liu	---- --