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. 21, 1992
Filed:
May. 11, 1989
Applicant:
Inventor:
Arnold L Newman, Kensington, MD (US);
Assignee:
Biotronic Systems Corporation, Rockville, MD (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12M / ; C12M / ; C12M / ;
U.S. Cl.
CPC ...
435288 ; 435291 ; 435807 ; 435817 ; 435808 ; 204403 ;
Abstract
A biochemical sensor includes a material that nucleates as bubbles on the surface of an electrical conductor, optical fiber, or acoustic medium. The nucleating bubbles respectively change the conductivity, refraction, or propagation of such surfaces according to the concentration of the analyte in a solution over the sensor.