4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Treatment of hides, skins, feathers and animal tissues
  6. Tanning

Menachem Lewin

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Flame retardant polyamide compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent

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Flame retardation of polymeric compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate

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Method of improving the sorption capacity of polymers

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Patent

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Oral composition having improved tooth whitening effect

Drug – bio-affecting and body treating compositions – Dentifrices – Oxygen or chlorine releasing compound containing
Patent

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Polyolefin composition comprising magnesium hydroxide, melamine

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent

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Profile ID: LFUS-PAI-P-477578

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