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:
Dec. 04, 2007
Filed:
Sep. 02, 2004
Applicants:
Steven P. Sidewell, Dana Point, CA (US);
Steven S. Bachand, Laguna Niguel, CA (US);
Inventors:
Steven P. Sidewell, Dana Point, CA (US);
Steven S. Bachand, Laguna Niguel, CA (US);
Assignee:
Varian Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/53 (2006.01);
U.S. Cl.
CPC ...
Abstract
A visual perception of a colored site in an immunoassay device comprising a strip for enabling capillary migration of a fluid sample therealong, a labeled reagent disposed on the strip and formulated for suspension in the sample migrating therepast and a captive reagent immobilized on the strip in a path of sample migration and formulated to bind to is enhanced by changing a color of the strip to the color which is complimentary to the colored site.