(19)
(11) EP 1 558 969 A2

(12)

(88) Date of publication A3:
12.08.2004

(43) Date of publication:
03.08.2005 Bulletin 2005/31

(21) Application number: 03781782.2

(22) Date of filing: 05.11.2003
(51) International Patent Classification (IPC)7G03C 1/492, G03C 7/24, G04C 5/00, G03C 1/725, B32B 3/02
(86) International application number:
PCT/US2003/035390
(87) International publication number:
WO 2004/042704 (21.05.2004 Gazette 2004/21)
(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 RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 05.11.2002 US 423888 P
20.12.2002 US 435647 P
22.07.2003 US 489945 P

(71) Applicant: Spectra Systems Corporation
Providence, RI 02903 (US)

(72) Inventors:
  • CONROY, Jeffrey, L.
    Rumford, RI 02916 (US)
  • AFZAL, Robert, S.
    Providence, RI 02906 (US)
  • BERUBE, Allison
    Somerset, MA 02726 (US)
  • LAWANDY, Nabil, M.
    North Kingston, RI 02852 (US)
  • LEWIS, Dana
    North Kingstown, RI 02852 (US)
  • PIZZUTI, Thomas
    Providence, RI 02906 (US)
  • SMUK, Andrei
    Providence, RI 02906 (US)

(74) Representative: Swindell & Pearson 
48 Friar Gate
Derby DE1 1GY
Derby DE1 1GY (GB)

   


(54) INCORPORATION OF MARKINGS IN OPTICAL MEDIA