IP Library › Granted Patent US 7,803,818
Granted Patent B2
US 7,803,818 · App. 12/158,299 · Granted Sep 28, 2010

Amorphous form of 1,2-dihydropyridine compound

Assignee: Eisai R&D Management Co., Ltd.
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Quick Facts
Patent No.
US 7,803,818
App. No.
12/158,299
Granted
Sep 28, 2010
Kind
B2
Abstract

An amorphous form of 3-(2-cyanophenyl)-5-(2-pyridyl)-1-phenyl-1,2-dihydropyridine-2-one.

Claims (5)

1. An amorphous form of 3-(2-cyanophenyl)-5-(2-pyridyl)-1-phenyl-1,2-dihydropyridine-2-one.

2. The amorphous form according to claim 1 , having no diffraction peaks in an X-ray powder diffraction.

3. A pharmaceutical composition comprising:

the amorphous form according to claim 1 ; and

an inert carrier.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 27, 2023
From: EISAI R&D MANAGEMENT CO., LTD.
To: CATALYST PHARMACEUTICALS, INC.
Reel/Frame 062511/0759 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 11, 2008
From: OMAE, TAKAO; SUGAYA, YUKIKO
To: EISAI R&D MANAGEMENT CO., LTD.
Reel/Frame 021370/0249 →
Priority Claims (1)
JP 2005-368431 · Dec 21, 2005 · national
Continuity (1)
Related Publication 20080312284A1 · Dec 18, 2008