The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 2015
Filed:
Jul. 23, 2014
Xuanzhu Pharma Co., Ltd., Shandong, CN;
XUANZHU PHARMA CO., LTD., Shandong, CN;
Abstract
The present invention pertains to field of medical technology, specifically relates to a pyridino-oxopyridazine derivative of formula (I), its pharmaceutically acceptable salts, its stereoisomers or its solvates, wherein R, R, R, R, R, R, R, R, R, R, R, R, L and ring A are defined as the description; the present invention further relates to methods for preparing the compounds, a pharmaceutical composition comprising the compound, and use of the compound and the pharmaceutical composition in manufacture of a medicament for treatment and/or prophylaxis of an inflammatory disease, symptom and condition characterized in undesired inflammatory immunoreaction or associated with undesired inflammatory immunoreaction, as well as all diseases induced by oversecretion of TNF-α and PDE-4 or associated with oversecretion of TNF-α and PDE-4.