4. Plastic and nonmetallic article shaping or treating: processes
  5. Direct application of electrical or wave energy to work
  6. Producing or treating porous product

Knut Hofmann

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Jam protection for a power-operated closing device

Movable or removable closures – Safety means responsive to obstruction to closure – Closure drive stopping or reversal
Reexamination Certificate

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Method for the production of molded bodies from polymer foam...

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

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Shaped seal for sealing a power-operated closing device

Seal for a joint or juncture – Seal combined with indicator – sampler – or inspection feature
Reexamination Certificate

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Trapping protector for a power-operated closing device

Movable or removable closures – Safety means responsive to obstruction to closure – Closure drive stopping or reversal
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2443800

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