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. 23, 2014
Filed:
Mar. 02, 2005
David P. Prentice, Millville, MA (US);
Theodore C. Ciolkosz, Milton, MA (US);
Joseph D. Antocci, Leominster, MA (US);
David P. Prentice, Millville, MA (US);
Theodore C. Ciolkosz, Milton, MA (US);
Joseph D. Antocci, Leominster, MA (US);
Waters Technologies Corporation, Milford, MA (US);
Abstract
Embodiments of the present invention are directed to methods and devices for minimizing band spreading of compositions separated by chromatographic processes. One embodiment of the present invention features a device () for holding a separation column or cartridge. The device () includes a housing () having a chamber for receiving one or more columns or cartridges. The columns and cartridges have an inlet for receiving fluid and an outlet for discharging fluid and a column axis corresponding generally with the flow of fluid from the inlet to the outlet. The columns and cartridges are suitable for performing separations in which a constant temperature is desirable. The housing () further includes a heating element for maintaining said chamber at a constant temperature. The device () further includes positioning means () for placing the column and cartridge outlet in proximity to a detector.