Granted Patent
B2
US 8,198,277 · App. 12/338,899 · Granted Jun 12, 2012
L-malate salts of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
Assignee:
Sunovion Pharmaceuticals Inc.
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Abstract
Pharmaceutical compositions of L malate salts of (6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine) are provided.
Claims (4)
1. A pharmaceutical dosage form comprising an L-malate salt of zopiclone and a pharmaceutically acceptable carrier.
2. An oral dosage form according to claim 1 comprising an L-malate salt of zopiclone and a pharmaceutically acceptable carrier.
3. A pharmaceutical dosage form comprising an L-malate salt of eszopiclone and a pharmaceutically acceptable carrier.
4. An oral dosage form according to claim 3 comprising an L-malate salt of eszopiclone and a pharmaceutically acceptable carrier.
Assignments (3)
CHANGE OF NAME
Recorded Jan 26, 2011
From: SEPRACOR INC.
To: SUNOVION PHARMACEUTICALS INC.
Reel/Frame 025699/0042 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Oct 1, 2009
From: WILKINSON, H. SCOTT; HSIA, RICHARD; MISRA, TUSHAR; SARANTEAS, KOSTAS
To: SEPRACOR INC.
Reel/Frame 023315/0780 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded May 7, 2009
From: WILKINSON, H. SCOTT; HSIA, RICHARD; MISRA, TUSHAR; SARANTEAS, KOSTAS; MOUSAW, PATRICK
To: SEPRACOR, INC.
Reel/Frame 022651/0806 →
Continuity (2)
Provisional Application
61008363
· Dec 19, 2007