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:
Sep. 10, 2002
Filed:
Mar. 14, 2000
Applicant:
Inventor:
Allan Tit-Shing Chow, Wilmington, DE (US);
Assignee:
Dade Behring Inc., Deerfield, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 2/300 ;
U.S. Cl.
CPC ...
G01F 2/300 ;
Abstract
Monitoring the intensity pattern of a radiation beam reflected from a sample tube before and after the tube is tilted from an original alignment to determine signal areas that correspond to the location of a liquid interface within the tube.