US PATENT SUBCLASS 987 / 26
ARSENIC COMPOUNDS (9/70C)


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

26ARSENIC COMPOUNDS (9/70C) {1}
27  DF  .~> Arsenic compounds devoid of any arsenic as ring atom in a ring system (9/66; 9/68; 9/70; 9/70B; 9/72; 9/72B; 9/72C) {2}


DEFINITION

Classification: 987/26

ARSENIC COMPOUNDS (9/70C):

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