US PATENT SUBCLASS 556 / 414
.~.~.~ The nitrogen is in an isocyanato or isothiocyanato group (i.e., -NCO or -NCS)

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {3}
400  DF  .~ SILICON CONTAINING {19}
413  DF  .~.~ Nitrogen attached indirectly to silicon by nonionic bonding {7}
414.~.~.~ The nitrogen is in an isocyanato or isothiocyanato group (i.e., -NCO or -NCS)

DEFINITION

Classification: 556/414

(under subclass 413) Compounds wherein the nitrogen is a part of an isocyanato or isothiocyanato group (i.e., -NCO or -NCS, respectively).

(1) Note. Examples of compounds provided for herein are: [figure] [figure]