US PATENT SUBCLASS 585 / 351
.~ Carotene or derivative

Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

350  DF  ALICYCLIC COMPOUND SYNTHESIS {11}
351.~ Carotene or derivative

DEFINITION

Classification: 585/351

Carotene or derivative:

(under subclass 350) Subject matter directed to the production of carotene (Fig. 1) and compounds in which a hydrogen of the carotene nucleus is replaced by a hydrocarbyl moiety. [figure] [caption]FIGURE 1. carotene