4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Azo

Hans Joachim Metz

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β-Isoindigo coloring agent

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Reexamination Certificate

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Azo pigments

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Reexamination Certificate

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Crystal modification of C.I. Pigment Red 53:2 (&ggr;-phase)

Organic compounds -- part of the class 532-570 series – Organic compounds – Azo
Reexamination Certificate

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Crystal modification of C.I. Pigment Red 53:2 (.delta.-phase)

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Patent

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Diketopyrrolopyrrole pigments

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-751671

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