Login| Sign Up| Help| Contact|

Patent Searching and Data


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)
Application Number:
PCT/EP2011/062552
Publication Date:
June 07, 2012
Filing Date:
July 21, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SONY DADC AUSTRIA AG (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:
WO2004102490A12004-11-25
WO2010046708A12010-04-29
WO1999046133A11999-09-16
Foreign References:
US20040099740A12004-05-27
EP1854642A22007-11-14
DE102007058888A12009-06-10
US5453340A1995-09-26
US5920058A1999-07-06
Attorney, Agent or Firm:
WEISS, Wolfgang et al. (Postfach 860 820, München, DE)
Download PDF: