US PATENT SUBCLASS 536 / 47
.~.~.~.~ Cross-linked

Current as of: June, 1999
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536 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1.11  DF  .~ Carbohydrates or derivatives {15}
18.7  DF  .~.~ Nitrogen containing {13}
45  DF  .~.~.~ Starch derivatives {4}
47.~.~.~.~ Cross-linked

DEFINITION

Classification: 536/47

(under subclass 45) Compounds which result from reacting starch with a reagent having at least two functional groups which link together starch molecules, usually via ether or ester linkages between hydroxyls of said molecule.

SEE OR SEARCH THIS CLASS, SUBCLASS:

48+, for nitrogen containing starch esters that are not cross-linked.

50, for nitrogen containing starch ethers that are not cross-linked.