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.

Date of Patent:
Feb. 23, 2016

Filed:

Mar. 05, 2013
Applicant:

Samsung Sdi Co., Ltd., Yongin, Gyeonggi-do, KR;

Inventor:

Wonil Lee, Yongin, KR;

Assignee:

SAMSUNG SDI CO., LTD., Yongin, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/64 (2006.01); H01M 4/00 (2006.01); H01M 2/34 (2006.01); C25D 7/00 (2006.01); H01M 2/26 (2006.01); C25D 5/10 (2006.01); C25D 5/12 (2006.01); C23C 18/16 (2006.01);
U.S. Cl.
CPC ...
H01M 2/34 (2013.01); C23C 18/1651 (2013.01); C23C 18/1653 (2013.01); C25D 5/10 (2013.01); C25D 5/12 (2013.01); C25D 7/00 (2013.01); H01M 2/26 (2013.01); H01M 2/266 (2013.01); H01M 2200/00 (2013.01);
Abstract

A secondary battery including a circuit board unnecessitating a cut-out portion is provided. The secondary battery includes a battery cell having a cell tab, a protective circuit module electrically connected to the cell tab and having a circuit pattern formed therein, and a connection tab attached to the protective circuit module and electrically connected to the circuit pattern, wherein the connection tab includes a conductive layer adhered to the protective circuit module and including a first plating layer formed on the conductive layer and a second plating layer formed on the first plating layer, and the cell tab is welded to the connection tab.


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