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:
Feb. 23, 1999
Filed:
Feb. 23, 1996
Applicant:
Inventor:
James P Mapes, Raleigh, NC (US);
Assignee:
EnSys Environmental Products, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
435-6 ; 422 56 ; 422 57 ; 422 58 ; 422 59 ; 422 60 ; 435-71 ; 435-72 ; 435-792 ; 435-795 ; 4352877 ; 4352879 ; 435962 ; 435969 ; 435970 ; 436518 ; 436524 ; 436530 ; 436538 ; 436541 ; 436823 ; 436825 ;
Abstract
A chromatographic strip positive readout binding assay device and method suitable for quick, sensitive and reliable field testing for small molecules such as environmental contaminants, drugs of abuse, therapeutic drugs and hormones. The detectable label is not attached to either the analyte or to the analyte receptor. Low affinity binding pairs can be used in the positive readout binding assay.