US PATENT SUBCLASS 570 / 111
.~.~.~ Nitrogen other than as ammonia or the ammonium ion in preservative or stabilizer

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
102  DF  .~.~ With preservative or stabilizer {10}
111.~.~.~ Nitrogen other than as ammonia or the ammonium ion in preservative or stabilizer {2}
112  DF  .~.~.~.~> Nitrile
113  DF  .~.~.~.~> Imine (e.g., hydrazone, oxime, etc.)

DEFINITION

Classification: 570/111

Nitrogen, other than as ammonia or the ammonium ion in preservative or stabilizer:

(under subclass 102) Composition wherein the preservative or stabilizer contains nitrogen in a form other than ammonia, per se, or ammonium ion, e.g., amines.