4. Plastic and nonmetallic article shaping or treating: processes
  5. Carbonizing to form article
  6. In specific atmosphere

Kevin Johnson

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Antimicrobial phosphate glass

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Reexamination Certificate

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Carbon foam from metallic salts of lignosulfonates

Plastic and nonmetallic article shaping or treating: processes – Carbonizing to form article – In specific atmosphere
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Electronic apparatus having fuel cell

Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Process or means for control of operation
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Lead-free ferroelectric/electrostrictive ceramic material

Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Reexamination Certificate

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Method of synthesizing an olefin product from an oxygenate...

Chemistry of hydrocarbon compounds – Unsaturated compound synthesis – From nonhydrocarbon feed
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