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. 28, 2005
Filed:
Sep. 15, 2003
Applicant:
Charles W. Extrand, Minneapolis, MN (US);
Inventor:
Charles W. Extrand, Minneapolis, MN (US);
Assignee:
Entegris, Inc., Chaska, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M002/02 ; H01M002/14 ; H01M008/10 ;
U.S. Cl.
CPC ...
Abstract
A fuel cell with components having durable ultraphobic surfaces at selected locations where condensation of water may occur. The ultraphobic surface generally includes a substrate portion with a multiplicity of projecting microscale or nanoscale asperities disposed so that the surface has a predetermined contact line density equal to or greater than a critical contact line density.