4. Coating processes
  5. Direct application of electrical, magnetic, wave, or...
  6. Electrostatic charge, field, or force utilized

David J. Kemmish

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Ion exchange materials

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate

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Ion-exchange polymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ion-exchange polymer or process of preparing
Reexamination Certificate

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Ion-exchange polymers

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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Structure having controlled water resistance

Coating processes – Direct application of electrical – magnetic – wave – or... – Electrostatic charge – field – or force utilized
Patent

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Profile ID: LFUS-PAI-P-1505025

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