US PATENT SUBCLASS 514 / 231.8
.~.~.~.~.~ Plural morpholine rings attached directly or indirectly to each other by nonionic bonding

Current as of: June, 1999
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514 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

1  DF  DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29}
183  DF  .~ Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI {16}
228.8  DF  .~.~ Hetero ring is six-membered and includes at least nitrogen and oxygen as ring hetero atoms (e.g., monocyclic 1,2- and 1,3-oxazines, etc.) {4}
231.2  DF  .~.~.~ Morpholines (i.e., fully hydrogenated 1,4- oxazines) {5}
231.5  DF  .~.~.~.~ Additional hetero ring attached directly or indirectly to the morpholine ring by nonionic bonding {3}
231.8.~.~.~.~.~ Plural morpholine rings attached directly or indirectly to each other by nonionic bonding {1}
232.2  DF  .~.~.~.~.~.~> Additional hetero ring attached directly or indirectly to the morpholines by nonionic bonding {1}

DEFINITION

Classification: 514/231.8

Plural morpholine rings attached directly or indirectly to each other by nonionic bonding:

(under subclass 231.5) Subject matter in which the compound contains two or more morpholine rings attached to each other by direct or indirect nonionic bonding.

(1) Note. An example of an active ingredient provided for herein is: [figure]