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. 08, 1990
Filed:
Apr. 22, 1985
Applicant:
Inventors:
Edgar G Johnson, Huntsville, AL (US);
James J Cornelison, Gurley, AL (US);
Assignee:
ICN Micromedic Systems, Inc., Costa Mesa, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T / ;
U.S. Cl.
CPC ...
250328 ; 250308 ; 2503591 ;
Abstract
An improved beta activity counter is disclosed which provides for counting plural, preferably even numbers of, samples simultaneously, while allowing automated handling of sample vial racks which are different widths are multiples of the number of simultaneous testing cells. The number of indexing steps needed per rack are adjusted automatically according to the number of vials that each rack will hold. Quench counting of adjacent samples simultaneously via use of one external source is also provided.