4. Surgery
  5. Respiratory method or device
  6. Means for removing substance from respiratory gas

James E. Springett

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Crush resistant filtering face mask

Surgery – Respiratory method or device – Means for removing substance from respiratory gas
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Meltblown fiber web with staple fibers

Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Nonwoven fabric – Melt-blown nonwoven fabric
Reexamination Certificate

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Method for making shaped filtration articles

Plastic and nonmetallic article shaping or treating: processes – Direct application of electrical or wave energy to work – Extrusion molding
Reexamination Certificate

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Molded filter element that contains thermally bonded staple...

Gas separation: apparatus – Electric field separation apparatus – Including gas flow distribution means
Reexamination Certificate

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Molded monocomponent monolayer respirator with bimodal...

Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
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Profile ID: LFUS-PAI-P-1787213

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