4. Active solid-state devices (e.g., transistors, solid-state diode
  5. Responsive to non-electrical signal
  6. Electromagnetic or particle radiation

John Frederick Ackerman

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Afterburner seals with heat rejection coats

Stock material or miscellaneous articles – Composite – Of metal
Reexamination Certificate

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Aluminide coating of turbine engine component

Coating processes – Coating by vapor – gas – or smoke – Metal coating
Reexamination Certificate

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Aluminide or chromide coating of turbine engine rotor component

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Coating – specific composition or characteristic
Reexamination Certificate

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Article prepared by depositing an alloying element on powder...

Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Powder pretreatment
Reexamination Certificate

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Article protected by thermal barrier coating having a...

Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-294068

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