4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Carboxylic acids and salts thereof

Johan Richter

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Organosilicate polymer and insulating film therefrom

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Reexamination Certificate

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Process for the preparation of organic compounds containing...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
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Production of butane tetracarboxylic acid derivative by...

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
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