Patent · US Active

Method for providing blood levels of eszopiclone with maleate salts

US8497268B2 · kind B2 · utility

1Cited by

10References

1Claims

0Family size

Assignee

Sunovion Pharmaceuticals Inc. · US

Inventors

H. Scott Wilkinson · Westborough, US
Richard Hsia · Southborough, US
Tushar Misra · Norfolk, US
Kostas Saranteas · Peabody, US
Patrick Mousaw · Granger, US

Key dates

Filing date	May 30, 2012
Grant date	Jul 30, 2013
Priority date	—
Expiry date	May 30, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C57/145
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Maleate 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.The salts are useful to provide blood levels of eszopiclone that are independent of fasting state.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.