(19)
(11) EP 1 352 544 A2

(12)

(88) Date of publication A3:
03.01.2003

(43) Date of publication:
15.10.2003 Bulletin 2003/42

(21) Application number: 01273916.5

(22) Date of filing: 18.12.2001
(51) International Patent Classification (IPC)7: H05B 33/00
(86) International application number:
PCT/IB0102/890
(87) International publication number:
WO 0207/1812 (12.09.2002 Gazette 2002/37)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 09.01.2001 US 756670
06.04.2001 US 827429

(71) Applicant: Gelcore Llc
Lachine,Quebec H8T 3J1 (CA)

(72) Inventors:
  • MARTINEAU, Patrick
    Montreal, Quebec H2W-2K2 (CA)
  • BOURGAULT, Jean-Simon
    Montreal, Quebec H3V 1B7 (CA)
  • DUBUC, Eden
    St-Edouard De Napierville,Quebec J0L1Y0 (CA)

(74) Representative: Twelmeier, Ulrich, Dipl.Phys. et al
Zerrennerstrasse 23-25
75172 Pforzheim
75172 Pforzheim (DE)

   


(54) DEVICE TO MONITOR A LED TRAFFIC LIGHTS