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. 09, 1999
Filed:
Feb. 26, 1997
Applicant:
Inventors:
Brian Jeffrey Birch, Chelveston, Northamptonshire, GB;
Edward Baginski, Rushden, Northamptonshire, GB;
Nicholas Andrew Morris, Kempston, Bedford, Bedfordshire, GB;
Catherine Lovell, Bedford, Bedfordshire, GB;
Michael Catt, Wellingborough, Northamptonshire, GB;
Miles Hugh Eddowes, St. Albans, Hertfordshire, GB;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
324439 ; 324441 ; 324450 ; 250564 ; 422 56 ; 422 8202 ;
Abstract
A testing device for qualitatively or quantitatively sensing an electrochemical or analogous reaction at the surface of a test strip (46), the current flowing or charge accumulated at the test strip being processed by electronics (50) to generate a current signal suitable for activating a display (52) typically in the form of a thermochromic layer.