4. Catalyst, solid sorbent, or support therefor: product or process
  5. Catalyst or precursor therefor
  6. Plural component system comprising a - group i to iv metal...

William M. Chien

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Multiple layer nonwoven fabric structures

Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Nonwoven fabric – Nonwoven fabric with a preformed polymeric film or sheet
Reexamination Certificate

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Synthetic fabrics, components thereof, and methods for...

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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Titanium trichloride catalyst system for polymerizing olefins

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent

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