US PATENT SUBCLASS 526 / 156
.~.~.~.~.~.~ Inorganic oxygen containing aluminum compound


Current as of: June, 1999
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526 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {8}
72  DF  .~ POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING {43}
89  DF  .~.~ Polymerizing in the presence of a specified material other than monomer {28}
90  DF  .~.~.~ Material contains transition metal or compound thereof {15}
154  DF  .~.~.~.~ Material contains aluminum compound wherein aluminum atom is not bonded to hydrogen or carbon atom {1}
155  DF  .~.~.~.~.~ Contains non-transition elemental metal, hydride thereof or carbon to non transition metal atom bond {2}
156.~.~.~.~.~.~ Inorganic oxygen containing aluminum compound


DEFINITION

Classification: 526/156

(under subclass 155) Subject matter wherein the specified material contains an inorganic oxygen-containing compound of aluminum.