Lithium secondary battery

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Separator – retainer or spacer insulating structure

Reexamination Certificate

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C429S072000, C429S163000, C429S176000

Reexamination Certificate

active

07666546

ABSTRACT:
A lithium secondary battery includes an electrode assembly having first and second electrodes wound together with a separator interposed between them and an insulation case positioned on the electrode assembly. The insulation case is made of a resin or resin composite material having a tensile strength of at least 500 kg/cm2.

REFERENCES:
patent: 5888670 (1999-03-01), Kawakami
patent: 7241529 (2007-07-01), Cho
patent: 2002/0081483 (2002-06-01), Nemoto et al.
patent: 2003/0077484 (2003-04-01), Cho
patent: 58-144759 (1983-09-01), None
patent: 5-74424 (1993-03-01), None
patent: 6-168711 (1994-06-01), None
patent: 8-127663 (1996-05-01), None
patent: 9-120801 (1997-05-01), None
patent: 9-320551 (1997-12-01), None
patent: 10-233233 (1998-09-01), None
patent: 2003-128862 (2003-05-01), None
patent: 2004-152851 (2004-05-01), None
Office action dated Apr. 8, 2009 for corresponding Japanese Patent Application No. 2005-246336 listing references cited in an IDS Apr. 23, 2009, in addition to JP 58-144759 cited above.
Partial English translation for JP 58-144759, previously cited in an IDS with certification dated May 4, 2009.

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