4. Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
  5. Coated or impregnated woven, knit, or nonwoven fabric which...
  6. Coating or impregnation is specified as water proof

Uwe Zweering

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Chiral stationary phases for chromatographic separation of optic

Liquid purification or separation – Processes – Chromatography
Patent

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Chromatographic enantiomer separation of lactones

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate

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Chromatographic separation of enantiomers of lactones

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate

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Oil- and water-repellent papers, processes for their production

Stock material or miscellaneous articles – Composite – Of polyisocyanurate
Patent

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Polyurethane-urea fibres with improved resistance

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1710224

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