Laser marking of documents of value

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20060141391A1
SERIAL NO

11289769

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Disclosed are laser markings on a document of value and methods of preparing the same which are based on the interaction of the laser radiation with the printing-ink employed.

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Patent Owner(s)

Patent OwnerAddress
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNGFRANKFURTER STRASSE 250 DARMSTADT 64293

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Klein, Sylke Rossdorf, DE 23 279
Kraas, Wolfgang Darmstadt, DE 4 28
Krietsch, Burkhard Dieburg, DE 13 165
Ullmann, Klaus-Christian Bensheim, DE 5 59
Weiden, Michael Darmstadt, DE 10 83

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