US PATENT SUBCLASS 987 / 22
.~ Devoid of any Group 6 atom directly bonded to carbon (11/00B)

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

21  DF  COMPOUNDS CONTAINING ELEMENTS OF THE 6TH GROUP OF THE PERIODIC SYSTEM (Cr, Mo, W, Po) (11/00) {1}
22.~ Devoid of any Group 6 atom directly bonded to carbon (11/00B)

DEFINITION

Classification: 987/22

Devoid of any group 6 atom directly bonded to carbon (11/00B):

(under subclass 21) Subject matter wherein the compound is devoid of any carbon atom directly bonded to the group 6 metal atom.