US PATENT SUBCLASS 534 / 639
.~.~.~ Aziridine containing (including unsaturated)

Current as of: June, 1999
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534 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
573  DF  .~ Azo {51}
617  DF  .~.~ Fiber- or substrate-reactive azo compound {5}
639.~.~.~ Aziridine containing (including unsaturated)

DEFINITION

Classification: 534/639

(under subclass 617) Compounds which contain a hetero ring having the following basic structure, which may contain a double bond between ring members: [figure]

(1) Note. An example of a compound provided for herein is: [figure]