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:
Mar. 11, 2008
Filed:
Dec. 23, 2002
Applicants:
Kurtis C. Kelley, Washington, IL (US);
Charles F. Ostermeier, Ames, IA (US);
Matthew J. Maroon, Grayslake, IL (US);
Inventors:
Kurtis C. Kelley, Washington, IL (US);
Charles F. Ostermeier, Ames, IA (US);
Matthew J. Maroon, Grayslake, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A battery cell includes a negative current collector and at least one carbon foam positive current collector disposed within the cell such that the negative current collector at least partially surrounds the at least one carbon foam positive current collector. An insulating mat is disposed between the negative current collector and the at least one carbon foam positive current collector.