US PATENT SUBCLASS 435 / 291.3
.~.~.~ Vertically spaced stages, levels, or floors


Current as of: June, 1999
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435 /   HD   CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY

283.1  DF  APPARATUS {9}
289.1  DF  .~ Bioreactor {16}
291.1  DF  .~.~ Malting or mashing apparatus {3}
291.3.~.~.~ Vertically spaced stages, levels, or floors {1}
291.4  DF  .~.~.~.~> Cascading


DEFINITION

Classification: 435/291.3

Vertically spaced stages, levels, or floors:

(under subclass 291.1) Apparatus wherein the bioreactor includes a series of vertically spaced stages, levels, or floors.