US PATENT SUBCLASS 106 / 31.44
.~.~.~.~.~ Anthraquinone attached directly or indirectly to the nitrogen by nonionic bonding

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

Internet Version by PATENTEC © 1999      Terms of Use


106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
31.01  DF  .~ Marking {14}
31.13  DF  .~.~ Inks {6}
31.27  DF  .~.~.~ Organic dye containing {10}
31.43  DF  .~.~.~.~ Organic nitrogen compound containing {5}
31.44.~.~.~.~.~ Anthraquinone attached directly or indirectly to the nitrogen by nonionic bonding

DEFINITION

Classification: 106/31.44

Anthraquinone attached directly or indirectly to the nitrogen by nonionic bonding:

(under subclass 31.43) Subject matter wherein the nitrogen is attached directly or indirectly to an anthraquinone ring system by nonionic bonding.