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:
Jan. 22, 2002
Filed:
Feb. 20, 2001
Applicant:
Inventors:
Assignee:
Orion Corporation, Espoo, FI;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; G01N 3/004 ; C07C / ;
U.S. Cl.
CPC ...
C07D / ; G01N 3/004 ; C07C / ;
Abstract
A pyridazinyl derivative (I) and its use as a reference compound in the determination of potentially genotoxic impurities in levosimendan samples. An analytic method for the determination of potentially genotoxic impurities in levosimendan samples wherein (I) is used as a reference compound. Levosimendan is a medicament useful in the treatment of heart failure.