Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2011-06-07
2011-06-07
Dove, Tracy (Department: 1726)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C429S094000, C429S211000
Reexamination Certificate
active
07955736
ABSTRACT:
A secondary battery includes: a case; an electrode assembly including a positive electrode, a negative electrode, and a separator interposed therebetween, the electrode assembly being arranged within the case; a cap assembly affixed to the case and adapted to seal the case, the cap assembly being electrically connected to the electrode assembly; and a pair of current collecting plates adapted to be respectively electrically connected to the positive and negative electrodes. Each electrode includes an un-coated region absent an active material, the un-coated region of each electrode contacting its respective current collecting plate. Each un-coated region includes a plurality of independent regions separated from one other, the plurality of independent regions being bent and affixed to their respective current collecting plate.
REFERENCES:
patent: 3761314 (1973-09-01), Cailley
patent: 2005/0142436 (2005-06-01), Arai et al.
patent: 46-34821 (1971-10-01), None
patent: 47-1520 (1972-01-01), None
patent: U62-7157 (1987-01-01), None
patent: 11-219694 (1999-08-01), None
patent: 2000077054 (2000-03-01), None
patent: 2000-348757 (2000-12-01), None
patent: 2003-007346 (2003-01-01), None
patent: 2003-022842 (2003-01-01), None
patent: 2004-095487 (2004-03-01), None
patent: 2004-172038 (2004-06-01), None
Machine Translation for Kasahara et al., JP 2004-095487. Mar. 25, 2004.
Cheon Sang-Eun
Won Hwa-Young
Bushnell , Esq. Robert E.
Dove Tracy
Samsung SDI & Co., Ltd.
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