Oren D. Langer

Robins Kaplan LLP

General

Experience23 yrs

Elite Ratings

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Practice Areas

Reexam/Aband. (1 case)

Mech Eng, Manuf (4 cases)

Transport., E-Comm. (3 cases)

Design (1 case)

Semicond., Optic (3 cases)

Law Firms

Robins Kaplan LLP (Current)

Morgan Lewis & Bockius LLP

olanger@robinskaplan.com

robinskaplan.com

Ratings

Experience

Grade

Trend

DCT

L5

C

PTAB

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CAFC

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Cases

Case #	Court	Caption	Filed	Represent
1:25-CV-01107	D. DE	Onyx Therap Inc v. Amneal Pharma Of New York LLC	09/04/25	Challenger :Amneal EU Ltd	.
1:24-CV-01034	D. DE	Mallinckrodt Pharma Ireland Ltd v. Baxter Healthcare Corp	09/13/24	Patent Owner :Mallinckrodt Pharmaceuticals Ireland Ltd	.
1:24-CV-04607	D. NJ	Salix Pharma Inc v. Amneal Pharma Of New York LLC	04/05/24	Challenger :Amneal EU Ltd	.
1:21-CV-01785	D. DE	Astellas US LLC v. Hikma Pharma USA Inc	12/22/21	Challenger :Hikma Pharmaceuticals USA Inc	.
1:21-CV-10598	D. MA	Purdue Pharma LP v. Collegium Pharmaceutical Inc	04/09/21	Challenger :Collegium Pharmaceutical Inc	.
1:21-CV-00190	D. DE	Bial - Portela & CA S.A. v Torrent Pharma Ltd	02/10/21	Challenger :Torrent Pharma Inc	.
1:20-CV-00781	D. DE	Bial Portela & Ca SA v. Torrent Pharma Ltd	06/09/20	Challenger :Torrent Pharma Inc	.
5:19-CV-00505	E.D. NC	Aquestive Therap Inc v. BioDelivery Sciences Intl Inc	11/11/19	Challenger :BioDelivery Sciences Intl Inc	.
1:19-CV-00876	D. DE	Collegium Pharmaceutical Inc v. Teva Pharma USA Inc	05/09/19	Patent Owner(W) :Collegium Pharmaceutical Inc	.
1:19-CV-00444	D. DE	BioDelivery Sciences Intl Inc v. Chemo	03/01/19	Patent Owner :Arius Two Inc	.

Ratings Trends

Practice Areas