(19)
(11) EP 1 784 688 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:
24.04.2013 Bulletin 2013/17

(45) Mention of the grant of the patent:
27.02.2013 Bulletin 2013/09

(21) Application number: 05781224.0

(22) Date of filing: 31.08.2005
(51) International Patent Classification (IPC): 
G03B 21/62(2006.01)
 G02B 26/08(2006.01)
(86) International application number:
PCT/KR2005/002876
(87) International publication number:
WO 2006/028334 (16.03.2006 Gazette 2006/11)

(54)

Rear projection screen

Rückprojektionsschirm

Ecran de rétroprojection

(84) Designated Contracting States:
DE ES FR GB NL

(30) Priority: 04.09.2004 KR 2004070627
04.09.2004 KR 2004070629
04.09.2004 KR 2004070628

(43) Date of publication of application:
16.05.2007 Bulletin 2007/20

(73) Proprietors:
  • LG CHEM, LTD.
    Seoul 150-721 (KR)
  • Insideoptics Co., Ltd.
    Seongbuk-gu, Seoul 136-828 (KR)

(72) Inventors:
  • YOON, Kyung-Joon, 103-1305, Seawon2cha APT.
    Cheongju-si, Chungcheongbuk-do, 361-260 (KR)
  • KIM, Han-Pil, 103ho, 2580
    Cheongju-si, Chungcheongbuk-do, 361-300 (KR)
  • LEE, Geun-Hee, 101-1205, Daewon APT., 1511
    Cheongju-si, Chungcheongbuk-do, 361-260 (KR)
  • KIM, Wook, 302, Hyosinvilla, 682-1
    Seoul, 135-081 (KR)
  • BYUN, Seok-Joo, 809-2202, Hyundaidaewoo APT.
    Cheongju-si, Chungch eongbuk-do, 361-201 (KR)

(74) Representative: HOFFMANN EITLE 
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München
81925 München (DE)


(56) References cited: : 
WO-A1-2004/031853
JP-A- 58 055 921
JP-A- 62 010 637
JP-A- 2000 221 603
US-A- 4 432 608
 JP-A- 05 072 634
JP-A- 59 088 723
JP-A- 63 139 331
JP-A- 2001 004 808
US-A- 4 512 631
   
       
    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).