4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Nontextile, dyeing process or product, including inorganic...

Peter Kempter

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Mixed crystals of benzimidazolonedioxazine compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate

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Process for preparing dioxazine compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate

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Process for preparing new crystal polymorphs of a...

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate

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Triphendioxazine

Bleaching and dyeing; fluid treatment and chemical modification – Nontextile – dyeing process or product – including inorganic...
Patent

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Triphendioxazine compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate

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Profile ID: LFUS-PAI-P-463451

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