4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. Mixing of two or more solid polymers; mixing of solid...

Siegfried Lang

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1,3-bis-(N-lactamyl) propane and the pharmaceutical and...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Reexamination Certificate

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Biodegradable vinylpyrrolidone polymers, their manufacture and u

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent

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Compositions for disinfecting wastes

Liquid purification or separation – Processes – Chemical treatment
Reexamination Certificate

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Depth-type filter for killing microorganisms and inactivating vi

Liquid purification or separation – Processes – Chemical treatment
Patent

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Depth-type filter for killing microorganisms and...

Liquid purification or separation – Processes – Chemical treatment
Reexamination Certificate

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Profile ID: LFUS-PAI-P-178165

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