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:
Feb. 23, 2010
Filed:
Sep. 30, 2005
Applicants:
Karmin Lorraine Olson, Kansas City, MO (US);
Alan Smithies, Overland Park, KS (US);
Inventors:
Karmin Lorraine Olson, Kansas City, MO (US);
Alan Smithies, Overland Park, KS (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/00 (2006.01); B01D 9/46 (2006.01); B01D 71/26 (2006.01); A61B 5/103 (2006.01); B01D 61/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composite article includes a base material and a porous membrane laminated with the base material. The porous membrane has hydrophobic properties and includes at least one of expanded polytetrafluoroethylene, woven polytetrafluoroethylene, and non woven polytetrafluoroethylene. A coating layer is formed on at least a portion of the porous membrane. The coating layer has hydrophilic properties and includes at least one of an organofunctional siloxane and a polyether urethane polymer.