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US Patent 8471038 Bicyclic heterocyclic compound

Patent 8471038 was granted and assigned to Dainippon Sumitomo on June, 2013 by the United States Patent and Trademark Office.

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Current Assignee
Dainippon Sumitomo
Dainippon Sumitomo
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
8471038
Date of Patent
June 25, 2013
Patent Application Number
13141301
Date Filed
December 25, 2009
Patent Citations Received
‌
US Patent 11925621 Medicinal preparation for external use
0
Patent Primary Examiner
‌
Laura L. Stockton
Patent abstract

The invention provides a compound for the treatment or prophylaxis of pathology involving SNS, specifically diseases such as neuropathic pain, nociceptive pain, dysuria, multiple sclerosis and the like. The compound is represented by formula (1) or a pharmaceutically acceptable salt thereof wherein R1 is a hydrogen atom or the like, L is a single bond, —O— or the like, R2 is a phenyl group or the like, X is a carbon atom or a nitrogen atom, and R3, R4, R5a, R5b, R6 and R7 are each independently a substituted or unsubstituted alkyl group or the like:

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