4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Reactive dye composition, process, or product
  6. Alkylene sulfato, halotriazine, halodiazine,...

Dong Wei He

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Reactive dye compounds

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

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Reactive dye compounds

Bleaching and dyeing; fluid treatment and chemical modification – Reactive dye composition – process – or product – Alkylene sulfato – halotriazine – halodiazine,...
Reexamination Certificate

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Reactive dye compounds

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,...
Reexamination Certificate

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