4. Stock material or miscellaneous articles
  5. Pile or nap type surface or component

Harry Y. Hu

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Inherently light- and heat-stabilized polyamides with...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Reexamination Certificate

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Process for preparing wetfast polyamide fibers

Bleaching and dyeing; fluid treatment and chemical modification – Color protecting process for dyed product
Reexamination Certificate

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Process for the manufacture of a stain resistant carpet

Stock material or miscellaneous articles – Pile or nap type surface or component
Patent

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Spinning and stability of solution-dyed nylon fibers

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

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Spinning and stability of solution-dyed nylon fibers

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

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Profile ID: LFUS-PAI-P-953459

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