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:
Nov. 13, 2001
Filed:
Aug. 27, 1999
Applicant:
Inventor:
James H. Kralick, Albany, NY (US);
Assignee:
Plug Power Inc., Latham, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/00 ;
U.S. Cl.
CPC ...
H01M 2/00 ;
Abstract
A fuel cell system includes a fuel cell stack and a pump system. The pump system circulates a coolant through the fuel cell stack. The coolant is substantially electrically non-conductive and has a freezing point substantially below the freezing point of water.