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. 18, 2003
Filed:
Nov. 22, 2000
Applicant:
Inventor:
Rainer Autenrieth, Grossbottwar, DE;
Assignee:
Ballard Power Systems AG, Kirchheim/Teck-Nabern, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/00 ;
U.S. Cl.
CPC ...
H01M 8/00 ;
Abstract
A flame colorant additive for methanol for the operation of a fuel cell system includes at least one of (1) NaCl; (2) an organic compound of an element of the first principal group or of the second principal group of the periodic table of elements; and/or (3) an organic compound of an element of the third secondary group or of the ninth secondary group of the periodic table of elements.