US PATENT SUBCLASS 556 / 60
.~.~.~.~.~ Carbocyclic ring bonded directly to the metal

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}
57  DF  .~.~ Chromium, molybdenum, or tungsten containing (Cr, Mo, or {2}
58  DF  .~.~.~ Carbon bonded directly to the metal {1}
59  DF  .~.~.~.~ Chalcogen double bonded directly to the carbon (e.g., molybdenum pentacarbonyls, etc.) {1}
60.~.~.~.~.~ Carbocyclic ring bonded directly to the metal

DEFINITION

Classification: 556/60

(under subclass 59) Compounds wherein a carbocyclic ring is bonded directly to the metal.