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:
Oct. 06, 2009
Filed:
Apr. 03, 2006
Applicants:
Jeffrey I. Lebowitz, Drexel Hill, PA (US);
Joseph W. Lovette, Newark, DE (US);
Chiu Y. Chan, Wilmington, DE (US);
Inventors:
Jeffrey I. Lebowitz, Drexel Hill, PA (US);
Joseph W. Lovette, Newark, DE (US);
Chiu Y. Chan, Wilmington, DE (US);
Assignee:
Foamex Innovations Operating Company, Media, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2006.01); C08G 18/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A porous filter medium forms a filter or liner for extracting hydrocarbons from vapors emitted from a motorized vehicle, device or appliance fuel tank. The filter medium is a polymer network of a foam, nonwoven or collection of particles and has fine pore size and a butane working capacity (W/W %) of 4.0 percent or higher.