US PATENT SUBCLASS 514 / 663
.~.~ Acyclic


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}
579  DF  .~ Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso DOAI {22}
663.~.~ Acyclic {7}
664  DF  .~.~.~> N-N containing (e.g., aminimine, hydrazine, etc.)
665  DF  .~.~.~> Sulfur containing
666  DF  .~.~.~> Aldehyde or ketone containing
667  DF  .~.~.~> C-O-group containing {3}
671  DF  .~.~.~> Carbon to carbon unsaturation
672  DF  .~.~.~> Halogen bonded directly to carbon
673  DF  .~.~.~> Plural amino nitrogens {1}


DEFINITION

Classification: 514/663

Acyclic:

(under subclass 579) Subject matter wherein the compound contains no ring.