US PATENT SUBCLASS 987 / 119
.~.~ Pentavalent P compound containing at least one bond to carbon and wherein the other four valences are bonded directly to four separate atoms, none of which are chalcogen (9/535)


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

30  DF  PHOSPHORUS COMPOUNDS (9/02; 9/06) {15}
116  DF  .~ Contains at least one (C)-P bond (9/28) {19}
119.~.~ Pentavalent P compound containing at least one bond to carbon and wherein the other four valences are bonded directly to four separate atoms, none of which are chalcogen (9/535)


DEFINITION

Classification: 987/119

Pentavalent P compound containing at least one bond to carbon and wherein the other four valences are bonded directly to four separate atoms, none of which are chalcogen (9/535):

(under subclass 116) Subject matter wherein the P compound contains a pentavalent P atom, which atom is bond to at least one carbon and wherein the other four available valences are filled by bonds to four separate atoms, all or some of which may be carbon, with the proviso that none of the bonds of the pentavalent P can be directly to a chalcogen atom.