US PATENT SUBCLASS 526 / 163
.~.~.~.~.~ Non-transition metal hydride or carbon to non-transition metal metal atom bond compound contains P, S, or N atom

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}
159  DF  .~.~.~.~ Material contains non-transition elemental metal, hydride thereof, or carbon to non-transition metal atom bond {11}
163.~.~.~.~.~ Non-transition metal hydride or carbon to non-transition metal metal atom bond compound contains P, S, or N atom

DEFINITION

Classification: 526/163

(under subclass 159) Subject matter wherein at least one nontransition metal is bonded to a hydrogen or carbon atom and the same molecule contains in addition at least one atom of phosphorus, nitrogen or sulfur; e.g., AlH3[end subscrpt].N(CH3)3[end subscrpt], H2Al.N(CH3[end subscrpt])2.