4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Dyeing involving animal-derived natural fiber material ,...
  6. Hair dyeing

Laure Ramos

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Bis-para-phenylenediamine derivatives comprising a...

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

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Para-phenylenediamine derivatives containing a disubstituted...

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

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Para-phenylenediamine derivatives containing a pyrrolidyl...

Organic compounds -- part of the class 532-570 series – Organic compounds – Unsubstituted hydrocarbyl chain between the ring and the -c-...
Reexamination Certificate

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Pyrrolidinyl-substituted para-phenylenediamine derivatives...

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

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Profile ID: LFUS-PAI-P-2809176

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