US PATENT SUBCLASS 564 / 30
.~.~.~ Acyclic

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) {37}
17  DF  .~.~ Thioureas (i.e., HNH-C(=S)-HNH, wherein substitution may be made for hydrogen only) {7}
30.~.~.~ Acyclic {1}
31  DF  .~.~.~.~> Thiourea per se or salt thereof

DEFINITION

Classification: 564/30

(under subclass 17) Compounds which do not contain any ring.

(1) Note. This subclass contains, for example: [figure] [figure]