US PATENT SUBCLASS 534 / 641
.~.~.~.~ Alkylene, alkenyl or alkenylene bonded directly to sulfonyl or sulfonamido, which sulfonyl or sulfonamido is between a ring and the alkylene, alkenyl or alkenylene

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}
573  DF  .~ Azo {51}
617  DF  .~.~ Fiber- or substrate-reactive azo compound {5}
640  DF  .~.~.~ Alkylene, alkenyl, alkenylene, alkynyl or alkynylene attached directly or indirectlyto a ring by nonionic bonding {3}
641.~.~.~.~ Alkylene, alkenyl or alkenylene bonded directly to sulfonyl or sulfonamido, which sulfonyl or sulfonamido is between a ring and the alkylene, alkenyl or alkenylene {1}
642  DF  .~.~.~.~.~> The alkylene, alkenyl or alkenylene and the ring are both bonded directly to the same sulfonyl group

DEFINITION

Classification: 534/641

(under subclass 640) Compounds wherein an alkylene, alkenyl or alkenylene chain is bonded directly to a sulfonyl group, i.e., --, or a sulfonamide group, i.e., --N, which sulfonyl or sulfonamide is between the chain and a ring.

(1) Note. An example of a compound provided for herein is: [figure]