US PATENT SUBCLASS 536 / 115
.~.~ Esters

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}
115.~.~ Esters {4}
116  DF  .~.~.~> Ether-esters
117  DF  .~.~.~> Phosphorus containing
118  DF  .~.~.~> Sulfur containing
119  DF  .~.~.~> Carboxylic

DEFINITION

Classification: 536/115

(under subclass 1) Compounds which result from the reaction of a hydroxyl group of a carbohydrate with an acid.

(1) Note. The esterifying acid may be organic or inoraganic.

(2) Note. This subclass does not provide for compounds formed when the sole acid function entering into the formation is a halogen.