US PATENT SUBCLASS 435 / 274
.~.~ Carbohydrate material recovered or purified

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

262  DF  PROCESS OF UTILIZING AN ENZYME OR MICRO-ORGANISM TO DESTROY HAZARDOUS OR TOXIC WASTE, LIBERATE, SEPARATE, OR PURIFY A PREEXISTING COMPOUND OR COMPOSITION THEREFORE; CLEANING OBJECTS OR TEXTILES {8}
267  DF  .~ Treating animal or plant material or micro-organism {6}
274.~.~ Carbohydrate material recovered or purified {3}
275  DF  .~.~.~> Pectin or starch
276  DF  .~.~.~> Sugar (e.g., molasses treatment, etc.)
277  DF  .~.~.~> Cellulose (e.g., plant fibers, etc.) {2}

DEFINITION

Classification: 435/274

Carbohydrate material recovered or purified:

(under subclass 267) Processes wherein the preexisting material is a carbohydrate.

SEE OR SEARCH CLASS

127, Sugar, Starch, and Carbohydrates, for the hydrolysis of carbohydrates including their conversion to sugar by means other than a microorganism or enzyme. Class 127 provides for processes using an enzyme or microorganism only where the hydrolysis by microorganism or enzyme is followed by steps of concentration purification or treatment (such as crystallization) to make a sugar or syrup.

260, Chemistry of Carbon Compounds, for the chemical manufacture or synthesis of sugar or carbohydrates by a process other than hydrolysis and the rearrangement of one carbohydrate to form another carbohydrate by means other than a microorganism or enzyme.