4. Stock material or miscellaneous articles
  5. Coated or structually defined flake, particle, cell, strand,...
  6. Rod, strand, filament or fiber

Joyce Katz Nelson

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Gas separation using membranes formed from blends of...

Gas separation: processes – Selective diffusion of gases – Selective diffusion of gases through substantially solid...
Reexamination Certificate

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Hollow fiber membrane tubesheets of variable epoxy...

Gas separation: apparatus – Apparatus for selective diffusion of gases – Plural separate barriers
Reexamination Certificate

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Method of preparing composite gas separation membranes from...

Gas separation: processes – Selective diffusion of gases – Selective diffusion of gases through substantially solid...
Reexamination Certificate

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Method of preparing composite gas separation membranes from...

Gas separation: processes – Selective diffusion of gases – Selective diffusion of gases through substantially solid...
Reexamination Certificate

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Method of preparing membranes from blends of polymers

Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ
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Profile ID: LFUS-PAI-P-117260

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