US PATENT SUBCLASS 556 / 106
.~.~.~.~ Carbocyclic ring bonded directly to the carbon of the -C(=X)X- group (e.g., lead phthalates, etc.)


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}
81  DF  .~.~ Germanium, tin, or lead containing (Ge, Sn, or Pb) {6}
105  DF  .~.~.~ Containing -C(=X)X-, wherein the X's are the same or diverse chalcogens {2}
106.~.~.~.~ Carbocyclic ring bonded directly to the carbon of the -C(=X)X- group (e.g., lead phthalates, etc.)


DEFINITION

Classification: 556/106

(under subclass 105) Compounds wherein a carbocyclic ring is bonded directly to the carbon of the -C(=X)X- group.

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