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. 30, 2006
Filed:
Feb. 24, 2004
Raymond P. Fisk, Norton, MA (US);
Pamela Carmen Iraneta, Brighton, MA (US);
Yuri Tuvim, Gloucester, MA (US);
Edouard S. P. Bouvier, Stow, MA (US);
Jonathan Belanger, Whitinsville, MA (US);
Martin Gilar, Franklin, MA (US);
Raymond P. Fisk, Norton, MA (US);
Pamela Carmen Iraneta, Brighton, MA (US);
Yuri Tuvim, Gloucester, MA (US);
Edouard S. P. Bouvier, Stow, MA (US);
Jonathan Belanger, Whitinsville, MA (US);
Martin Gilar, Franklin, MA (US);
Waters Investments Limited, New Castle, DE (US);
Abstract
A solid phase extraction (SPE) device having a reservoir with an opening; a well comprising an internally tapered wall, the well having a wider interior diameter at an end closest to the opening than at an exit spout; a first filter within the well; a bed of sorbent particles within the well below the first filter; and a second filter having a diameter smaller than the first filter within the well below the bed of sorbent particles and above the exit spout is provided. A method of performing SPE using the device is also provided.