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Legal status
Patent not validated
| (51) | INT.CL. | C09K 11/67 | |
| B42D 15/00 | |||
| G07D 7/12 |
| (11) | Number of the document | 2591066 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11738400.8 |
| Date of filing the European patent application | 2011-07-07 | |
| (97) | Date of publication of the European application | 2013-05-15 |
| (45) | Date of publication and mention of the grant of the patent | 2015-01-21 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/EP2011/003399 |
| Date | 2011-07-07 |
| (87) | Number | WO 2012/003988 |
| Date | 2012-01-12 |
| (30) | Number | Date | Country code |
| 102010026627 | 2010-07-09 | DE |
| (72) |
KECHT, Johann, DE
STEINLEIN, Stephan, DE
STOCK, Kai, Uwe, DE
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| (73) |
Giesecke & Devrient GmbH,
Prinzregentenstrasse 159, 81677 München,
DE
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| (54) | ALKALIMETALL- UND ERDALKALIMETALL-NIOBATE UND -TANTALATE ALS SICHERHEITSMERKMALSSTOFFE |
| ALKALI METAL AND ALKALINE EARTH METAL NIOBATES AND TANTALATES AS MATERIALS FOR SECURITY FEATURES |