4. Liquid purification or separation
  5. Filter
  6. Supported, shaped or superimposed formed mediums

Willi Kreuder

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Aromatic copolyamides, process for preparing them and their use

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent

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Aryl-substituted poly (p-arylene-vinylenes), process for...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate

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Cholesteric phase-forming polymers, process for their preparatio

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent

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Conjugated polymers containing 2,7 fluorenyl units with...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From boron-containing reactant
Reexamination Certificate

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Conjugated polymers containing hetero-spiro atoms and their use

Organic compounds -- part of the class 532-570 series – Organic compounds – Silicon containing
Patent

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Profile ID: LFUS-PAI-P-127731

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