US PATENT SUBCLASS 560 / 24
.~.~.~.~ Carbamic acid


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}
8  DF  .~.~ Aromatic acid moiety {9}
19  DF  .~.~.~ Nitrogen in acid moiety other than as nitroso or isocyanate (e.g., amino acid esters, etc.) {12}
24.~.~.~.~ Carbamic acid {6}
25  DF  .~.~.~.~.~> Polycarbamic {1}
27  DF  .~.~.~.~.~> Plural rings in acid moiety {1}
29  DF  .~.~.~.~.~> Oxy in acid moiety
30  DF  .~.~.~.~.~> Halogen in acid moiety {1}
32  DF  .~.~.~.~.~> Ring in alcohol moiety
33  DF  .~.~.~.~.~> Sulfur, nitrogen, halogen or additional oxy in alcohol moiety


DEFINITION

Classification: 560/24

Carbamic acid:

(under subclass 19) Compounds wherein the acid radical contains nitrogen directly bonded to the carbon of the esterified carboxyl group.

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