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. 29, 2016
Filed:
Apr. 05, 2011
Mary Jean Wirth, West Lafayette, IN (US);
Sampath Ranasinghe Kodithuwakkuge, West Lafayette, IN (US);
Charu Yerneni, West Lafayette, IN (US);
Robert Birdsall, West Lafayette, IN (US);
Tharanga Ranasinghe Kodituwakkuge, Athumgiriya, LK;
Mary Jean Wirth, West Lafayette, IN (US);
Sampath Ranasinghe Kodithuwakkuge, West Lafayette, IN (US);
Charu Yerneni, West Lafayette, IN (US);
Robert Birdsall, West Lafayette, IN (US);
Purdue Research Foundation, West Lafayette, IN (US);
Abstract
Improved methods for packing a chromatographic column and columns packed by these methods are provided. The methods include introducing a packing material into a chromatographic column, while simultaneously ultrasonicating and applying pressure to the packing material to form a packed column with radial homogeneity.