US PATENT SUBCLASS 564 / 464
.~.~.~ Aminimine or hydrazine containing

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}
463  DF  .~.~ Acyclic {16}
464.~.~.~ Aminimine or hydrazine containing {2}
465  DF  .~.~.~.~> Preparing directly by reducing a nitrosamine
466  DF  .~.~.~.~> Preparing directly by condensing a haloamine

DEFINITION

Classification: 564/464

(under subclass 463) Compounds which contain a hydrazine group -NHNH- or its hydrogen substitution products; or aminimines containing the grouping below. [figure]

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