(19)
(11) EP 1 481 269 A2

(12)

(88) Date of publication A3:
11.12.2003

(43) Date of publication:
01.12.2004 Bulletin 2004/49

(21) Application number: 03737594.6

(22) Date of filing: 31.01.2003
(51) International Patent Classification (IPC)7G02B 6/00, F21V 8/00
(86) International application number:
PCT/US2003/003173
(87) International publication number:
WO 2003/067290 (14.08.2003 Gazette 2003/33)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR
Designated Extension States:
AL LT LV MK RO

(30) Priority: 02.02.2002 US 66010
02.02.2002 US 66006
02.02.2002 US 66476

(71) Applicant: KRAFT, Edward R.
New York, NY 10021-3331 (US)

(72) Inventor:
  • KRAFT, Edward R.
    New York, NY 10021-3331 (US)

(74) Representative: Lloyd, Patrick Alexander Desmond 
Reddie & Grose16 Theobalds Road
London WC1X 8PL
London WC1X 8PL (GB)

   


(54) LIGHT EMITTING FLAT PANEL WITH EMBEDDED LIGHT GUIDES YIELDING CONTROLLED LIGHT EXTRACTION FOR GENERAL LIGHTING LUMINAIRE