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, 2020
Filed:
Jun. 03, 2016
Applicant:
Nec Corporation, Tokyo, JP;
Inventors:
Assignee:
NEC CORPORATION, Minato-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); H01M 10/0585 (2010.01); H01M 10/0587 (2010.01); H01M 2/02 (2006.01); H01M 2/16 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0585 (2013.01); H01M 2/0267 (2013.01); H01M 2/0287 (2013.01); H01M 2/1653 (2013.01); H01M 10/0587 (2013.01);
Abstract
A film package batteryhas a battery element () having a positive electrode, a negative electrode and a separator that are stacked or wound, wherein, at least at 200° C., the separator does not melt or soften and has a heat shrinkage ratio of 3% or less; a film package () enclosing the battery element; and a fixing tape () fixed to a part of the battery element and fixed to an inner surface of the film package.