(19)
(11) EP 1 321 994 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
30.12.2015 Bulletin 2015/53

(45) Mention of the grant of the patent:
07.10.2015 Bulletin 2015/41

(21) Application number: 02028187.9

(22) Date of filing: 19.12.2002
(51) International Patent Classification (IPC): 
H01M 4/48(2010.01)
H01M 4/136(2010.01)
H01M 4/505(2010.01)
H01M 4/58(2010.01)
H01M 10/052(2010.01)
H01M 4/525(2010.01)
 H01M 4/131(2010.01)
H01M 4/485(2010.01)
H01M 4/40(2006.01)
H01M 4/02(2006.01)
C01G 51/00(2006.01)
H01M 10/0525(2010.01)

(54)

Positive electrode active material for lithium ion secondary battery

Aktives Material für positive Elektrode für Lithium-Ionen Sekundärbatterie

Matière active d'électrode positive pour batterie secondaire au lithium

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SI SK TR

(30) Priority: 19.12.2001 JP 2001386536
06.06.2002 JP 2002166082

(43) Date of publication of application:
25.06.2003 Bulletin 2003/26

(73) Proprietor: Nichia Corporation
Anan-shi, Tokushima 774-8601 (JP)

(72) Inventors:
  • Takahashi, Takeshi
    Anan-shi, Tokushima (JP)
  • Morizaki, Masuhiro
    Anan-shi, Tokushima (JP)
  • Takeoka, Atsushi
    Anan-shi, Tokushima (JP)
  • Tokuno, Junichi
    Anan-shi, Tokushima (JP)

(74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB 
Siebertstrasse 3
81675 München
81675 München (DE)


(56) References cited: : 
EP-A- 1 154 503
WO-A-03/069702
JP-A- 2000 200 607
 EP-A2- 0 936 687
JP-A- 2000 021 402
JP-A- 2000 243 394
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).