4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Fluid treatment
  6. Manipulation of liquid

John M. Hopkins

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Apparatus and method for cleaning carpets and fabrics

Bleaching and dyeing; fluid treatment and chemical modification – Fluid treatment – Manipulation of liquid
Patent

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Apparatus and methods for infrared calorimetric measurements

Chemistry: analytical and immunological testing – Measurement of electrical or magnetic property or thermal...
Reexamination Certificate

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Apparatus and methods for infrared calorimetric measurements

Chemistry: analytical and immunological testing – Measurement of electrical or magnetic property or thermal...
Reexamination Certificate

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System to clean and disinfect carpets, fabrics, and hard...

Cleaning and liquid contact with solids – Processes – Including use of vacuum – suction – or inert atmosphere
Reexamination Certificate

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Profile ID: LFUS-PAI-P-150824

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