US PATENT SUBCLASS 562 / 869
.~ Containing -C(=X)-CN, wherein X is chalcogen (e.g., carbonyl cyanides, etc.)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


562 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {41}
869.~ Containing -C(=X)-CN, wherein X is chalcogen (e.g., carbonyl cyanides, etc.)

DEFINITION

Classification: 562/869

(under subclass 1) Compounds under Class 532, ... which contain the following group, wherein X is chalcogen (i.e., oxygen, sulfur, selenium or tellurium): [figure]

SEE OR SEARCH CLASS

588, Hazardous or Toxic Waste Destruction or Containment,

215, 222 for the destruction of organic hazardous or toxic waste containing chalcogen or nitrogen.