US PATENT SUBCLASS 536 / 94
.~.~.~.~.~ Aromatic nucleus containing


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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}
56  DF  .~.~ Cellulose or derivative {4}
84  DF  .~.~.~ Ethers {7}
93  DF  .~.~.~.~ Unsaturated {1}
94.~.~.~.~.~ Aromatic nucleus containing


DEFINITION

Classification: 536/94

(under subclass 93) Compounds wherein an etherifying radical contains a benzene ring.