US PATENT SUBCLASS 514 / 458
.~.~.~.~.~.~ Tocopherols (e.g., vitamin E, etc.)

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}
449  DF  .~.~ Oxygen containing hetero ring {4}
451  DF  .~.~.~ The hetero ring is six-membered {4}
453  DF  .~.~.~.~ Polycyclo ring system having the hetero ring as one of the cyclos {2}
456  DF  .~.~.~.~.~ Bicyclo ring system having the hetero ring as one of the cyclos (e.g., chromones, etc.) {2}
458.~.~.~.~.~.~ Tocopherols (e.g., vitamin E, etc.)

DEFINITION

Classification: 514/458

Tocopherols (e.g., vitamin E, etc.):

(under subclass 456) Subject matter wherein the bicyclo ring system includes the following structure, in the first illustration below, or ether, ester of the hydroxyl group thereof, e.g., as shown in the second illustration below. [figure] [figure] [caption], etc.

(1) Note. The several tocopherols differ by methyl substitution on the benzo ring.