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:
Nov. 22, 2005
Filed:
Jul. 30, 2001
Applicant:
Martin John Hofmann, Stroud, GB;
Inventor:
Martin John Hofmann, Stroud, GB;
Assignee:
Pall Corporation, East Hills, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D015/08 ;
U.S. Cl.
CPC ...
Abstract
Ultrasound transceivers () are distributed up the side wall of a chromatography column () and enable tracking of the progress of a rising bed front () during packing. Comparison with a predetermined stored profile is used for feedback control of the packing pump P. Other uses of ultrasound monitoring of the column interior are disclosed.