US PATENT SUBCLASS 556 / 117
.~.~.~.~ Containing -C(=X)-, wherein X is chalcogen

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {3}
1  DF  .~ HEAVY METAL CONTAINING (e.g., Ga, In or T1, etc.) {19}
110  DF  .~.~ Copper, silver, or gold containing (Cu, Ag, or Au) {3}
113  DF  .~.~.~ Chalcogen bonded directly to the metal {2}
117.~.~.~.~ Containing -C(=X)-, wherein X is chalcogen

DEFINITION

Classification: 556/117

(under subclass 113) Compounds which contain a -C(X)X- group, wherein X is chalcogen.

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