4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Four or more ring nitrogens in the bicyclo ring system

Tjay T. Tjioe

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Crystalline melamine

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent

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Crystalline melamine and its use in amino-formaldehyde resins

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

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Method for preparing melamine

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Reexamination Certificate

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Method for preparing melamine

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Reexamination Certificate

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Method for preparing melamine

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1160030

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