US PATENT SUBCLASS 106 / 31.48
.~.~.~.~.~.~.~ Acyclic azo attached directly or indirectly to the heterocyclic ring 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}
31.46  DF  .~.~.~.~.~ The nitrogen is a ring member of a heterocyclic ring {2}
31.47  DF  .~.~.~.~.~.~ Six-ring members in the heterocyclic ring {1}
31.48.~.~.~.~.~.~.~ Acyclic azo attached directly or indirectly to the heterocyclic ring by nonionic bonding

DEFINITION

Classification: 106/31.48

Acyclic azo attached directly or indirectly to the heterocyclic ring by nonionic bonding:

(under subclass 31.47) Subject matter wherein an acyclic azo group, -N=N-, is bonded to two discrete carbons and is attached directly or indirectly to the six-membered, heterocyclic ring by nonionic bonding.