4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. At least one aryl ring which is part of a fused or bridged...

Kwok Tang

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Abrasive composition containing organic particles for...

Abrasive tool making process – material – or composition – With synthetic resin
Reexamination Certificate

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Borate modified phenolic resin for insulation material

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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Engineered non-polymeric organic particles for chemical...

Abrasive tool making process – material – or composition – With inorganic material
Reexamination Certificate

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Engineered non-polymeric organic particles for chemical...

Abrasive tool making process – material – or composition – With inorganic material
Reexamination Certificate

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Method for the preparation of polymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
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Profile ID: LFUS-PAI-P-2063070

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