US PATENT SUBCLASS 536 / 117
.~.~.~ Phosphorus 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}
115  DF  .~.~ Esters {4}
117.~.~.~ Phosphorus containing

DEFINITION

Classification: 536/117

(under subclass 115) Compounds which include phosphorus.