US PATENT SUBCLASS 536 / 7.5
.~.~.~.~.~ Purification or recovery

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}
4.1  DF  .~.~ O- or S- Glycosides {29}
7.1  DF  .~.~.~ Oxygen containing hetero ring having 12-19 members (e.g., methymycin, carbomycin, spiramycin, etc.) {1}
7.2  DF  .~.~.~.~ Erythromycin or derivative (e.g., oleandomycin, etc.) {3}
7.5.~.~.~.~.~ Purification or recovery

DEFINITION

Classification: 536/7.5

Purification or recovery:

(under subclass 7.2) Processes which include separating the compound from impurities or from the reaction mixture.