4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. Cellular products or processes of preparing a cellular...

Regina Pretzsch

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Polyester-polyether block copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
Reexamination Certificate

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Preparation of bromine-containing polyols

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

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Preparation of polyether polyols containing aromatics

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

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Prepolymers containing isocyanate groups

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent

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Prepolymers containing isocyanate groups

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent

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Profile ID: LFUS-PAI-P-639131

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