4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Heterocyclic carbon compounds containing a hetero ring...

Shailendra Kumar Singh

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Eco-friendly process for recovery of pyridine and/or its...

Distillation: processes – separatory – With disparate physical separation – Utilizing liquid-liquid extracting of distillation product
Reexamination Certificate

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Method and compositions for coloring hair

Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions
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One step method and compositions for simultaneously coloring...

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

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Process for preparing crystalline cefadroxil hemihydrate...

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

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Process for producing 2-(phenyl methyl thio)-3-pyridine...

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

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