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. 31, 2000
Filed:
Oct. 29, 1997
Applicant:
Inventor:
James H Rittenburg, Perkasie, PA (US);
Assignee:
Biocode, Inc., Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
436514 ; 422 56 ; 422 57 ; 422 58 ; 4352871 ; 4352872 ; 4352877 ; 4352879 ; 4352883 ; 4352884 ; 4352885 ; 435805 ; 435810 ; 435970 ; 436164 ; 436179 ; 436518 ; 436805 ; 436809 ; 436810 ;
Abstract
A method of determining the concentration of an analyte in a sample, said method comprising bringing said analyte in contact with an indicator zone comprising a concentration gradient of a mobile binding member; and bringing said mobile binding member gradient into operable contact with a test zone comprising a fixed binding member, wherein a detectable signal that indicates the concentration of said analyte is produced.