US PATENT SUBCLASS 562 / 840
.~ Carboxylic halides (i.e., compounds having the -C(=O)-halo group)

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {41}
840.~ Carboxylic halides (i.e., compounds having the -C(=O)-halo group) {11}
841  DF  .~.~> With preservative or stabilizer
842  DF  .~.~> Boron or phosphorus attached directly or indirectly to the carbonyl group by nonionic bonding
843  DF  .~.~> Carbonyl bonded directly to the carbonyl group (e.g., oxalyl chlorides, etc.)
844  DF  .~.~> Nitrogen bonded directly to the carbonyl group (e.g., carbamyl chlorides, etc.) {2}
847  DF  .~.~> Phosgene, per se
848  DF  .~.~> Processes utilizing carbon monoxide as a reactant
849  DF  .~.~> Fluorine is the halogen (i.e., carboxylic fluorides) {3}
853  DF  .~.~> Plural -C(=O)-halo groups attached indirectly to each other by nonionic bonding {2}
856  DF  .~.~> Processes {7}
867  DF  .~.~> Alicyclic ring containing
868  DF  .~.~> Nitrogen attached indirectly to the carbonyl group by nonionic bonding

DEFINITION

Classification: 562/840

(under subclass 1) Compounds under Class 532, ... which contain the -C(=O)-halo group; i.e., carboxylic acid halide.

(1) Note. An example of a compound provided for herein is: [figure]

SEE OR SEARCH CLASS

588, Hazardous or Toxic Waste Destruction or Containment,

206, 222 for the destruction of organic hazardous or toxic waste containing halogen, oxygen, and nitrogen.