US PATENT SUBCLASS 585 / 20
.~ Alicyclic

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

16  DF  COMPOUND OR REACTION PRODUCT MIXTURE {3}
20.~ Alicyclic {2}
21  DF  .~.~> Polycyclo, i.e., fused {1}
23  DF  .~.~> Unsaturated ring

DEFINITION

Classification: 585/20

Alicyclic:

(under subclass 16) Subject matter containing a carbocyclic ring but free of any resonating bond system characteristic of benzene or azulene.