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:
May. 13, 1997
Filed:
Mar. 03, 1995
Applicant:
Inventors:
Steven E Kornguth, Madison, WI (US);
Robert M Corn, Madison, WI (US);
Claire E Jordan, Madison, WI (US);
Brian L Frey, Madison, WI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
436518 ; 356445 ; 385 12 ; 385 36 ; 385129 ; 385130 ; 422 55 ; 422 58 ; 422 8205 ; 422 8211 ; 435-75 ; 4352871 ; 4352872 ; 4352879 ; 4352887 ; 435808 ; 436164 ; 436165 ; 436525 ; 436527 ; 436532 ; 436805 ;
Abstract
A biosensor for use in a surface plasmon resonance (SPR) System includes a transparent substrate layer, a thin metallic film on the substrate, and an ultrathin organic layer of a material which is polyanionic and adsorbs on the metallic film, and a layer of polylysine on this polyanionic material. In one embodiment, there is an outer layer on the polylysine which binds with a specific desired analyte.