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:
Oct. 29, 2013

Filed:

Dec. 15, 2009
Applicants:

Sae-weon Roh, Suwon-si, KR;

Sung-soo Kim, Suwon-si, KR;

Tae-keun Kim, Suwon-si, KR;

Jin-kyu Hong, Suwon-si, KR;

Jun-sik Kim, Suwon-si, KR;

Man-seok Han, Suwon-si, KR;

Nam-soon Choi, Suwon-si, KR;

Chong-hoon Lee, Suwon-si, KR;

Inventors:

Sae-Weon Roh, Suwon-si, KR;

Sung-Soo Kim, Suwon-si, KR;

Tae-Keun Kim, Suwon-si, KR;

Jin-Kyu Hong, Suwon-si, KR;

Jun-Sik Kim, Suwon-si, KR;

Man-Seok Han, Suwon-si, KR;

Nam-Soon Choi, Suwon-si, KR;

Chong-Hoon Lee, Suwon-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/04 (2006.01); H01M 2/06 (2006.01); H01M 2/08 (2006.01); H01M 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electrode assembly and a rechargeable battery having an electrode assembly. An electrode assembly for a rechargeable battery includes a first electrode; a second electrode; a first separator between the first electrode and the second electrode, the first separator having a plurality of first pores, each of the first pores elongated in a first direction; and a second separator on an opposite side of the first electrode from the first separator, the second separator having a plurality of second pores, each of the second pores elongated in a second direction crossing the first direction.


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