EP 2140513 A1 20100106 - LITHIUM ION SECONDARY BATTERIES
Title (en)
LITHIUM ION SECONDARY BATTERIES
Title (de)
LITHIUMIONEN-SEKUNDÄRBATTERIEN
Title (fr)
BATTERIES SECONDAIRES LITHIUM-ION
Publication
Application
Priority
- IB 2008051067 W 20080320
- US 92004507 P 20070326
Abstract (en)
[origin: CN101641822A] Secondary batteries are provided in which the cathode includes LiFePO4 as an active material. In some implementations, the batteries include carbon anodes. Hearing aids containing such batteries, andcathodes for such batteries are also provided.
IPC 8 full level
H01M 10/04 (2006.01); H01M 4/58 (2010.01)
CPC (source: EP)
Y02E 60/10 (2013.01); Y02P 70/50 (2015.11)
Citation (search report)
See references of WO 2008117215A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
BR PI0809340 A2 20141007; CN 101641822 A 20100203; CN 101641969 A 20100203; EP 2140513 A1 20100106
DOCDB simple family (application)
BR PI0809340 A 20080320; CN 200880009729 A 20080326; CN 200880009771 A 20080320; EP 08719790 A 20080320