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:
Oct. 22, 2002
Filed:
May. 01, 1995
Applicant:
Inventor:
Jack V. Smith, St. Petersburg, FL (US);
Assignee:
Chimera Research and Chemical Inc., Deerfield, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 3/116 ;
U.S. Cl.
CPC ...
G01N 3/116 ;
Abstract
In an automated analyzer containing a spectrophotometer for determining color changes in a urine sample the urine is admixed with a basic indicator effecting the first color change and an acidic indicator effecting a second color change, a surfactant and water. The spectrophotometer determines and prints whether a first or second color change has occurred.