US PATENT SUBCLASS 987 / 8
IRON COMPOUNDS (15/02; 15/03)

Current as of: June, 1999
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987 /   HD   ORGANIC COMPOUNDS CONTAINING A Bi, Sb, As, OR P ATOM OR CONTAINING A METAL ATOM OF THE 6TH TO 8TH GROUP OF THE PERIODIC SYSTEM

8IRON COMPOUNDS (15/02; 15/03) {1}
9  DF  .~> Devoid of any iron atom directly bonded to carbon (15/02B)

DEFINITION

Classification: 987/8

IRON COMPOUNDS (15/02; 15/03):

(under the class definition) Subject matter drawn to carbon compounds wherein iron is bonded directly to a carbon atom or is indirectly bonded to a carbon atom only through non-ionic bonding.