US PATENT SUBCLASS 210 / 731
.~.~.~.~ Starch

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

600  DF  PROCESSES {14}
702  DF  .~ Making an insoluble substance or accreting suspended constituents {14}
729  DF  .~.~ Utilizing organic precipitant {2}
730  DF  .~.~.~ From natural source or chemical modification thereof {1}
731.~.~.~.~ Starch

DEFINITION

Classification: 210/731

Starch:

(under subclass 730) Process in which the organic compound or composition is a starch or a derivative thereof.

(1) Note. This subclass includes synthetically modified starches.