US PATENT SUBCLASS 556 / 11
.~.~.~ Heavy metal bonded directly to unsaturated five-membered carbocyclic ring

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}
9  DF  .~.~ Silicon containing {3}
11.~.~.~ Heavy metal bonded directly to unsaturated five-membered carbocyclic ring

DEFINITION

Classification: 556/11

(under subclass 10) Compounds wherein an unsaturated five-membered carbocyclic ring is bonded directly to the heavy metal.

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