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:
Jan. 22, 2013
Filed:
Feb. 16, 2008
Applicants:
Eduard Pytlik, Ellwangen, DE;
Arno Perner, Ellwangen, DE;
Martin Krebs, Rosenberg, DE;
Dejan Ilic, Ellwangen, DE;
Inventors:
Eduard Pytlik, Ellwangen, DE;
Arno Perner, Ellwangen, DE;
Martin Krebs, Rosenberg, DE;
Dejan Ilic, Ellwangen, DE;
Assignee:
Varta Microbattery GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01M 4/80 (2006.01); H01M 10/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A button cell includes a positive electrode, a negative electrode and a separator arranged in a housing comprising a cell cup and a cell lid insulated from one another by a seal, wherein the negative electrode is tablet-shaped pressed body having a self-supporting structure.