US PATENT SUBCLASS 570 / 217
.~.~.~ From carbon source other than hydrocarbon, halocarbon, or halohydrocarbon

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}
216  DF  .~.~ Processes of preparing, purifying, or recovering unsaturated compound {12}
217.~.~.~ From carbon source other than hydrocarbon, halocarbon, or halohydrocarbon

DEFINITION

Classification: 570/217

From carbon source other than hydrocarbon, halocarbon, or halohydrocarbon:

(under subclass 216) Process wherein at least one atom of carbon in the product is derived from a substance other than a compound of carbon and hydrogen, carbon and halogen, or a compound of carbon, hydrogen, and halogen.