Diagnostic composition

• US 3,099,605 A
• Filed: 02/01/1960
• Issued: 07/30/1963
• Est. Priority Date: 11/07/1956
• Status: Expired due to Term

• Current Assignee: Alfred H. Free
• Original Assignee: Alfred H. Free
• Inventors: Free, Alfred H.
• Application Number:
  US04/005,649
• Time in Patent Office: 1,275 Days
• US Class Current: 435/8
• CPC Class Codes: C12Q 1/26 involving oxidoreductase
• CPC Class Codes: C12Q 1/28 involving peroxidase
• CPC Class Codes: C12Q 1/54 involving glucose or galactose
• CPC Class Codes: C12Q 1/62 involving uric acid
• CPC Class Codes: C12Q 1/66 involving luciferase
• CPC Class Codes: C12Q 2326/14 Ortho-Tolidine, i.e. 3,3'-dimethyl-(1,1'-biphenyl-4,4'-diamine)
• CPC Class Codes: Y10S 435/805 Test papers
• CPC Class Codes: Y10T 436/143333 Saccharide [e.g., DNA, etc.]
• CPC Class Codes: Y10T 436/201666 Carboxylic acid

Claims

1. A COMPOSITION FOR DETECTING L-AMINO ACID IN AN UNKNOWN WHICH COMPRISES L-AMINO OXIDES, PEROXIDASE, AND AN INDICATOR WHICH IS OXIDEZED BY HYDROGEN PEROXIDE IN THE PRESENCE OF PEROXIDASE AND UNDERGOES A COLOR REACTION DURING SUCH OXIDATION.