US PATENT SUBCLASS 560 / 345
.~.~.~.~ Carbamate reactant (i.e., reactant contains -O-C(=O)-NH- group (wherein substitution may be made for hydrogen only)


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560 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {17}
330  DF  .~ Isocyanate esters (i.e., compounds containing the isocyanate group, -N=C=O, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {7}
336  DF  .~.~ Processes {6}
338  DF  .~.~.~ Processes for forming the isocyanate group {9}
345.~.~.~.~ Carbamate reactant (i.e., reactant contains -O-C(=O)-NH- group (wherein substitution may be made for hydrogen only)


DEFINITION

Classification: 560/345

(under subclass 338) Processes wherein there is utilized a reactant that contains the carbamate group, -O-C(=O)-NH, wherein substitution may be made for hydrogen only.