US PATENT SUBCLASS 556 / 15
.~.~.~ The heavy metal is bonded directly to the carbon of a -C(=X)- group, wherein X is chalcogen (e.g., cyclopentadienyl manganese dicarbonyl triphenyl phosphine, 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}
13  DF  .~.~ Phosphorus containing {6}
15.~.~.~ The heavy metal is bonded directly to the carbon of a -C(=X)- group, wherein X is chalcogen (e.g., cyclopentadienyl manganese dicarbonyl triphenyl phosphine, etc.) {1}
16  DF  .~.~.~.~> Iron, cobalt, nickel, ruthenium, rhodium, palladium, osmium, iridium, or platinum containing (Fe, Co, Ni, Ru, Rh, Pd, Os, Ir or Pt)

DEFINITION

Classification: 556/15

(under subclass 13) Compounds in which the heavy metal is bonded directly to the carbon of a -C(=X)- group, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium).

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