4. Refrigeration
  5. Structural installation
  6. Geographic, e.g., subterranean feature

Holland & Knight

Law Firm

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Check valve with locking key and pull cord

Fluid handling – Line condition change responsive valves – Direct response valves
Reexamination Certificate

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Device for positioning an antenna

Communications: radio wave antennas – Antennas – With means for moving directive antenna for scanning,...
Reexamination Certificate

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Direct refrigerant geothermal heat exchange or multiple...

Refrigeration – Structural installation – Geographic – e.g. – subterranean feature
Utility Patent

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Dome check valve

Valves and valve actuation – With correlated flow path – Valve operated by joining flow path sections
Reexamination Certificate

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Etching of chromium layers on photomasks utilizing high...

Semiconductor device manufacturing: process – Chemical etching – Vapor phase etching
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Profile ID: LFUS-PAI-P-2097428

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