US PATENT SUBCLASS 570 / 136
.~.~.~.~.~.~ Fluorine is sole halogen

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
123  DF  .~.~ Fluorine containing {21}
124  DF  .~.~.~ Product {7}
134  DF  .~.~.~.~ Acyclic {2}
135  DF  .~.~.~.~.~ Unsaturated {1}
136.~.~.~.~.~.~ Fluorine is sole halogen

DEFINITION

Classification: 570/136

Fluorine is sole halogen:

(under subclass 135) Compound wherein the only halogen present is fluorine.