US PATENT SUBCLASS 512 / 10
.~.~ Nitrogen in the ring

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

Internet Version by PATENTEC © 1999      Terms of Use


512 /   HD   PERFUME COMPOSITIONS

1  DF  PERFUME COMPOSITIONS {8}
8  DF  .~ Ring containing active ingredient {6}
10.~.~ Nitrogen in the ring

DEFINITION

Classification: 512/10

(under subclass 8) Compositions in which the ring in the active ingredient includes a nitrogen atom as part of the ring.