(19)
(11) EP 2 118 949 A2

(12)

(88) Date of publication A3:
04.12.2008

(43) Date of publication:
18.11.2009 Bulletin 2009/47

(21) Application number: 08782740.8

(22) Date of filing: 31.01.2008
(51) International Patent Classification (IPC): 
H01M 4/58(2006.01)
C01B 25/45(2006.01)
H01M 10/44(2006.01)
(86) International application number:
PCT/US2008/052584
(87) International publication number:
WO 2008/109209 (12.09.2008 Gazette 2008/37)
(84) Designated Contracting States:
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

(30) Priority: 08.02.2007 US 888929 P
08.02.2007 US 672931

(71) Applicant: A123 Systems, Inc.
Watertown MA 02472 (US)

(72) Inventors:
  • CHIANG, Yet-ming
    Framingham, MA 01701 (US)
  • GOZDZ, Antoni, S.
    Marlborough, MA 01752 (US)
  • PAYNE, Martin, W.
    Avon, OH 44011 (US)

(74) Representative: Barrett, Jennifer Catherine et al
Kilburn & Strode LLP
20 Red Lion Street London WC1R 4PJ
20 Red Lion Street London WC1R 4PJ (GB)

   


(54) NANOSCALE ION STORAGE MATERIALS