4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. Mixing of two or more solid polymers; mixing of solid...

Donald A. Schultz

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Gas-permeable membrane

Stock material or miscellaneous articles – Hollow or container type article – Nonself-supporting tubular film or bag
Reexamination Certificate

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Gas-permeable membrane

Stock material or miscellaneous articles – Hollow or container type article – Glass – ceramic – or sintered – fused – fired – or calcined metal...
Reexamination Certificate

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Packaging biological materials

Stock material or miscellaneous articles – Hollow or container type article – Glass – ceramic – or sintered – fused – fired – or calcined metal...
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Polymeric modifying agents

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate

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Pressure-sensitive adhesives

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
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Profile ID: LFUS-PAI-P-1263208

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