Title:
COMBINATION OF A LUMINESCENCE SUBSTANCE WITH A HOLOGRAM
Document Type and Number:
WIPO Patent Application WO/2012/010665
Kind Code:
A3
Abstract:
The invention relates to a combination or composition for marking products, comprising a luminescence substance on the basis of oxides, oxide sulfides and/or oxide fluorides of lanthanide ions and a holographic substrate for receiving or reconstructing a volume hologram. The luminescence substance has a characteristic emission spectrum and, in combination with the volume hologram, can be used to authenticate and/or identify products such as substances or substance mixtures.
Inventors:
EBERT DIETER (CH)
PERLOT STEFAN (AT)
HOEPOLDSEDER ERICH (AT)
PERLOT STEFAN (AT)
HOEPOLDSEDER ERICH (AT)
Application Number:
PCT/EP2011/062552
Publication Date:
June 07, 2012
Filing Date:
July 21, 2011
Export Citation:
Assignee:
SONY DADC AUSTRIA AG (AT)
SWISS AUTHENTICATION RES AND DEV AG (CH)
EBERT DIETER (CH)
PERLOT STEFAN (AT)
HOEPOLDSEDER ERICH (AT)
SWISS AUTHENTICATION RES AND DEV AG (CH)
EBERT DIETER (CH)
PERLOT STEFAN (AT)
HOEPOLDSEDER ERICH (AT)
International Classes:
B41M3/14; B42D15/10; D21H21/48; G07D7/12
Domestic Patent References:
WO2004102490A1 | 2004-11-25 | |||
WO2010046708A1 | 2010-04-29 | |||
WO1999046133A1 | 1999-09-16 |
Foreign References:
US20040099740A1 | 2004-05-27 | |||
EP1854642A2 | 2007-11-14 | |||
DE102007058888A1 | 2009-06-10 | |||
US5453340A | 1995-09-26 | |||
US5920058A | 1999-07-06 |
Attorney, Agent or Firm:
WEISS, Wolfgang et al. (Postfach 860 820, München, DE)
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