US PATENT SUBCLASS 568 / 15
.~.~.~.~ And sulfur or oxygen bonded indirectly to phosphorus

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
8  DF  .~ PHOSPHORUS CONTAINING {5}
13  DF  .~.~ Sulfur or oxygen containing {1}
14  DF  .~.~.~ Sulfur or oxygen bonded directly to phosphorus {1}
15.~.~.~.~ And sulfur or oxygen bonded indirectly to phosphorus

DEFINITION

Classification: 568/15

(under subclass 14) Compounds which contain sulfur or oxygen bonded indirectly to phosphorus. [figure] [figure]

(1) Note. Some examples of compounds provided for herein are: