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:
Jun. 09, 1992
Filed:
May. 26, 1988
Applicant:
Inventors:
Franklin Lim, Richmond, VA (US);
William H Bingham, Richmond, VA (US);
Richard D Moss, Chester, VA (US);
Lloyd T Hall, III, Richmond, VA (US);
Assignee:
Lim Technology Laboratories, Inc., Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12M / ; C12M / ; C12N / ; G01N / ;
U.S. Cl.
CPC ...
435173 ; 435288 ; 435291 ; 436 34 ; 436147 ; 436148 ; 422 681 ; 422108 ; 73 6141 ;
Abstract
A chemical analyzer in which the measurement of the change in attenuation of RF radiation propagated through a sample is used as the basis for calculating the change in concentration of a given chemical in the sample. Also disclosed are various probe and system designs which facilitate the use of RF attenuation as a basis for measurement of certain chemical characteristics of a sample.