4. Surgery
  5. Respiratory method or device
  6. Face mask covering a breathing passage

William W. Randolph

Attorney

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Advanced chemical-biological mask

Surgery – Respiratory method or device – Face mask covering a breathing passage
Reexamination Certificate

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Apparatus for remote activation of equipment and demolition...

Ammunition and explosives – Igniting devices and systems
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Code-multiplexed read-out for ladar systems

Optics: measuring and testing – Range or remote distance finding – With photodetection
Reexamination Certificate

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Electrochemical biosensors, applications and methods of...

Electrolysis: processes – compositions used therein – and methods – Electrolytic analysis or testing – Involving enzyme or micro-organism
Reexamination Certificate

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Field microspot test method for on-site chemical testing

Chemistry: analytical and immunological testing – Phosphorus containing – Organic
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Profile ID: LFUS-PAI-P-2087505

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