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:
Jun. 15, 2004
Filed:
Dec. 28, 2001
Applicant:
Inventors:
John Wallace Macpherson, Snohomish, WA (US);
Jason Jacob Ziemer, Buckley, WA (US);
Everett J. Nichols, Edmonds, WA (US);
Assignee:
Vanson Halosource, Inc., Redmond, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/56 ;
U.S. Cl.
CPC ...
C02F 1/56 ;
Abstract
In one aspect the present invention provides purification devices for reducing the amount of contaminants in water, each device includes a water-soluble flocculant disposed within a body defining a multiplicity of pores, wherein the pores have an average diameter in the range of from 1 &mgr;m to 2000 &mgr;m. The present invention also provides methods for reducing the amount of contaminants in water.