US PATENT SUBCLASS 560 / 155
.~.~.~ Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.)

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {17}
1  DF  .~ Carboxylic acid esters {14}
129  DF  .~.~ Acyclic acid moiety {9}
155.~.~.~ Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.) {8}
156  DF  .~.~.~.~> Nitro bonded to carbon in acid moiety
157  DF  .~.~.~.~> Carbamic acid {8}
168  DF  .~.~.~.~> Amidine, azomethine, ketimine or oxime in acid moiety
169  DF  .~.~.~.~> Additional nitrogen in acid moiety
170  DF  .~.~.~.~> Oxy, aldehyde or ketone group in acid moiety
171  DF  .~.~.~.~> Polycarboxylic acid
172  DF  .~.~.~.~> Halogen or unsaturation in acid moiety
173  DF  .~.~.~.~> Cyclic alcohol moiety

DEFINITION

Classification: 560/155

Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.):

(under subclass 129) Compounds wherein the acid radical contains covalently bonded nitrogen other than in the form of isocyanate or nitroso groups.

(1) Note. This subclass contains, for example: [figure] [figure]