Riehen
Switzerland
4
2008-06-12
The entities that hold a legal rights for patent applications filed by inventor Zelger Josef:
Josef Zelger from Riehen, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
Fluorescent Pigments for Coating Compositions
#2 | 2007-05-03Storage-stable fluorescent whitener formulations
#3 | 2006-06-22Crystalline modification
#4 | 2006-03-09Mixtures of fluorescent whitening agents
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