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. 13, 2009
Filed:
Dec. 24, 2003
Applicants:
Tohru Koike, Hiroshima, JP;
Norio Minami, Amagasaki, JP;
Akihiko Kawasaki, Amagasaki, JP;
Inventors:
Assignee:
NARD Institute Ltd., , JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07F 3/06 (2006.01); G01N 33/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method for confirming existence of a phosphoric acid monoester compound (peptide, saccharine and the like) and easily identifying the molecular weight thereof even among biological samples including a plurality of compounds, and an additive for a mass spectrometry used for the method. In the method according to the present invention, a complex compound exhibiting extremely high coordination ability to a phosphoric acid monoester group and configured of single kind of zinc isotopes is used to obtain a plurality of mass spectrum data, and then the data are compared.