US PATENT SUBCLASS 534 / 621
.~.~.~.~.~ Stilbene containing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
619  DF  .~.~.~ Heavy metal or aluminum containing {2}
620  DF  .~.~.~.~ Halogen attached directly to a hetero ring or to an alicyclic ring by nonionic bonding {2}
621.~.~.~.~.~ Stilbene containing

DEFINITION

Classification: 534/621

(under subclass 620) Compounds which contain the group in Fig. 1, wherein only hydrogen may be replaced. [figure] [caption]FIGURE 1

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