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:
Apr. 23, 2002
Filed:
May. 03, 2001
Applicant:
Inventors:
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/150 ; A61K 3/1501 ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
A61K 3/150 ; A61K 3/1501 ; C07D / ; C07D / ;
Abstract
A group of compounds of, the preparation of, and the methods of use of benzoylpyridazine derivatives and the physiologically acceptable salts and solvates thereof, which have valuable pharmacological properties while well tolerated. They selectively inhibit phosphodiesterase IV with an intracellular increase in the CAMP level, and have an inhibitory effect on the formation of tumor necrosis factor.