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2011
|
Invention
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Labels, their production process and their uses.
Labels are disclosed capable of forming a coval... |
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2008
|
Invention
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Polycarboxylate phtaleins used as fluorescent dyes and a method for the preparation thereof. Poly... |
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2006
|
Invention
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Labels, their production process and their uses. said label having the general formula:
Z′ is ... |
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|
Invention
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Marqueurs, leur procede de fabrication et leurs applications. La présente invention porte ... |
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|
Invention
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Marqueurs, leur procede de fabrication et leurs applications. La présente invention porte sur les... |
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2003
|
Invention
|
High purity phthalein derivatives and method for preparing same. The invention concerns high puri... |
