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:
Jul. 22, 2014
Filed:
Apr. 26, 2012
Applicant:
Tsutomu Nakamura, Kyoto, JP;
Inventor:
Tsutomu Nakamura, Kyoto, JP;
Assignee:
Arkray, Inc., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/52 (2006.01); G01N 33/84 (2006.01);
U.S. Cl.
CPC ...
G01N 33/526 (2013.01); G01N 33/523 (2013.01); G01N 33/84 (2013.01);
Abstract
A dry test strip for measuring calcium is comprising a support, a reagent layer provided on the support, and a reagent holding layer provided on the reagent layer, and containing, as reagents, o-cresolphthalene complexone, a magnesium selective masking agent, and a pH buffer for adjusting the pH of the environment for reaction of the o-cresolphthalene complexone with calcium to 10.0-11.0, wherein such reagents are present in either the reagent layer or the reagent holding layer or the both layers.