US PATENT SUBCLASS 548 / 156
.~.~.~.~.~.~ Plural benzothiazoles (including hydrogenated)


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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
*  DD  .~ HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1) {4}
100  DF  .~.~ Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) {18}
146  DF  .~.~.~ 1,3-thiazoles (including hydrogenated) {7}
148  DF  .~.~.~.~ Polycyclo ring system having the thiazole ring as one of the cyclos {3}
152  DF  .~.~.~.~.~ Bicyclo ring system having the thiazole ring as one of the cyclos {8}
156.~.~.~.~.~.~ Plural benzothiazoles (including hydrogenated) {1}
157  DF  .~.~.~.~.~.~.~> Chalcogen bonded directly to ring carbon of the thiazole ring {1}


DEFINITION

Classification: 548/156

(under subclass 152) Compounds containing at least two of the bicyclo ring systems having the following structure, which may contain double bonds between ring members: [figure]