US PATENT SUBCLASS 534 / 557
.~.~ Sulfur attached directly to a ring by nonionic bonding

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

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
556  DF  .~ Diazooxide or diazotate (e.g., -N=N-0-, etc.) {1}
557.~.~ Sulfur attached directly to a ring by nonionic bonding

DEFINITION

Classification: 534/557

(under subclass 556) Compounds in which sulfur is attached directly to a ring by nonionic bonding.

(1) Note. Examples of compounds provided for herein are: [figure] [figure]