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:
Apr. 05, 2005
Filed:
Jan. 11, 2002
Applicant:
Philip A. Guadagno, Vidor, TX (US);
Inventor:
Philip A. Guadagno, Vidor, TX (US);
Assignee:
Helena Laboratories, Corporation, Beaumont, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N033/72 ; G01N021/77 ;
U.S. Cl.
CPC ...
Abstract
An improved fecal occult blood test having a matrix such as paper that is treated, imprinted or impregnated with a test reagent capable of undergoing a chromogen reaction is disclosed. The improvement relates to a novel developing solution in which the water to alcohol ratio is adjusted to enhance the sensitivity of the test.