Liquid purification or separation – Filter – Material
Reexamination Certificate
2011-03-29
2011-03-29
Kim, John (Department: 1777)
Liquid purification or separation
Filter
Material
C210S483000, C210S488000, C210S489000, C210S502100, C210S503000, C210S504000, C210S505000, C210S506000, C210S507000, C210S508000, C210S509000
Reexamination Certificate
active
07913858
ABSTRACT:
Acid-neutralizing filter media includes filter media fibers in combination with a strong base of small particle size and high surface area attached to and immobilized on the filter media fibers, and methodology therefore.
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Haberkamp William C.
Stehouwer David M.
Verdegan Barry M.
Andrus Sceales Starke & Sawall LLP
Fleetguard Inc.
Kim John
Schelkopf J. Bruce
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