Darmstadt
Germany
9
2011-01-27
The entities that hold a legal rights for patent applications filed by inventor Weiden Michael:
Michael Weiden from Darmstadt, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
SECURITY PIGMENT
#2 | 2009-11-05Interactive Holographic Security Element
#3 | 2009-08-20Multiple Security Means Comprising an Interactive Security Element
#4 | 2007-08-16Process for the preparation of perfluoroalkylphosphines and the use thereof as perfluoroalkylating reagents
#5 | 2006-06-29Laser marking of documents of value
#6 | 2005-11-17Process for the preparation of bis(perfluoroalkyl)phosphinic acids and salts thereof
#7 | 2005-10-06Method for the production of monohydro-perfluoroalkanes, bis(perfluoroalkyl)phosphinates and perfluoroalkylphosphonates
#8 | 2005-06-16Method for the production of perfluoroalkyl phosphines and the use thereof as perfluoroalkylating reactants
#9 | 2005-06-02Method for perfluoroalkylation by means of tris (perfluoroalkyl) phosphine oxides
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